12355902557 has 8 divisors (see below), whose sum is σ = 12780156480. Its totient is φ = 11937500640.

The previous prime is 12355902527. The next prime is 12355902563. The reversal of 12355902557 is 75520955321.

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 12355902557 - 2⁸ = 12355902301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12355902527) 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, 1458707 + ... + 1467152.

It is an arithmetic number, because the mean of its divisors is an integer number (1597519560).

Almost surely, 2^12355902557 is an apocalyptic number.

It is an amenable number.

12355902557 is a deficient number, since it is larger than the sum of its proper divisors (424253923).

12355902557 is a wasteful number, since it uses less digits than its factorization.

12355902557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2926003.

The product of its (nonzero) digits is 472500, while the sum is 44.

The spelling of 12355902557 in words is "twelve billion, three hundred fifty-five million, nine hundred two thousand, five hundred fifty-seven".