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12404541553055 = 515748915752899
BaseRepresentation
bin1011010010000010100001…
…0010101111100110011111
31121220212021211101021100222
42310200220102233212133
53111214000114144210
642214322343311555
72420125050331001
oct264405022574637
947825254337328
1012404541553055
113a52811359233
1214840bba4b5bb
136bc987bc3112
1430c550dc6371
15167a0d3b4655
hexb48284af99f

12404541553055 has 8 divisors (see below), whose sum is σ = 14885545326000. Its totient is φ = 9923569600896.

The previous prime is 12404541553051. The next prime is 12404541553069. The reversal of 12404541553055 is 55035514540421.

It is a happy number.

12404541553055 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12404541553055 - 22 = 12404541553051 is a prime.

It is a super-2 number, since 2×124045415530552 (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12404541552997 and 12404541553015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12404541553051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7089005 + ... + 8663894.

It is an arithmetic number, because the mean of its divisors is an integer number (1860693165750).

Almost surely, 212404541553055 is an apocalyptic number.

12404541553055 is a deficient number, since it is larger than the sum of its proper divisors (2481003772945).

12404541553055 is a wasteful number, since it uses less digits than its factorization.

12404541553055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15910393.

The product of its (nonzero) digits is 1200000, while the sum is 44.

The spelling of 12404541553055 in words is "twelve trillion, four hundred four billion, five hundred forty-one million, five hundred fifty-three thousand, fifty-five".

Divisors: 1 5 157489 787445 15752899 78764495 2480908310611 12404541553055