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55311141601 = 1513467105653
BaseRepresentation
bin110011100000110011…
…010000101011100001
312021202201200010020001
4303200303100223201
51401234123012401
641224245420001
73665442642412
oct634063205341
9167681603201
1055311141601
1121503774381
12a87770a601
1352a61ca771
142969c65809
15168acab601
hexce0cd0ae1

55311141601 has 8 divisors (see below), whose sum is σ = 55694026944. Its totient is φ = 54928474800.

The previous prime is 55311141593. The next prime is 55311141619. The reversal of 55311141601 is 10614111355.

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 55311141601 - 23 = 55311141593 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 55311141601.

It is not an unprimeable number, because it can be changed into a prime (55311111601) 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, 470691 + ... + 576343.

It is an arithmetic number, because the mean of its divisors is an integer number (6961753368).

Almost surely, 255311141601 is an apocalyptic number.

It is an amenable number.

55311141601 is a deficient number, since it is larger than the sum of its proper divisors (382885343).

55311141601 is a wasteful number, since it uses less digits than its factorization.

55311141601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109271.

The product of its (nonzero) digits is 1800, while the sum is 28.

Adding to 55311141601 its reverse (10614111355), we get a palindrome (65925252956).

The spelling of 55311141601 in words is "fifty-five billion, three hundred eleven million, one hundred forty-one thousand, six hundred one".

Divisors: 1 151 3467 105653 523517 15953603 366298951 55311141601