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10556012453 = 71788705987
BaseRepresentation
bin10011101010010111…
…11111011110100101
31000020122222222211012
421311023333132211
5133104314344303
64503243552005
7522405424340
oct116513773645
930218888735
1010556012453
114527659438
12206722b605
13cc2c5451c
14721d39457
1541badc5d8
hex2752ff7a5

10556012453 has 8 divisors (see below), whose sum is σ = 12773662272. Its totient is φ = 8515774656.

The previous prime is 10556012431. The next prime is 10556012497. The reversal of 10556012453 is 35421065501.

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 10556012453 - 28 = 10556012197 is a prime.

It is a super-2 number, since 2×105560124532 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10556002453) 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, 44352875 + ... + 44353112.

It is an arithmetic number, because the mean of its divisors is an integer number (1596707784).

Almost surely, 210556012453 is an apocalyptic number.

It is an amenable number.

10556012453 is a deficient number, since it is larger than the sum of its proper divisors (2217649819).

10556012453 is an equidigital number, since it uses as much as digits as its factorization.

10556012453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88706011.

The product of its (nonzero) digits is 18000, while the sum is 32.

Adding to 10556012453 its reverse (35421065501), we get a palindrome (45977077954).

The spelling of 10556012453 in words is "ten billion, five hundred fifty-six million, twelve thousand, four hundred fifty-three".

Divisors: 1 7 17 119 88705987 620941909 1508001779 10556012453