556432141234655 has 16 divisors (see below), whose sum is σ = 803270459527680. Its totient is φ = 361471706786592.

The previous prime is 556432141234603. The next prime is 556432141234663.

556432141234655 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 556432141234655 - 2²⁴ = 556432124457439 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 556432141234655.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 418370030339 + ... + 418370031668.

It is an arithmetic number, because the mean of its divisors is an integer number (50204403720480).

Almost surely, 2^{556432141234655} is an apocalyptic number.

556432141234655 is a deficient number, since it is larger than the sum of its proper divisors (246838318293025).

556432141234655 is a wasteful number, since it uses less digits than its factorization.

556432141234655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 836740062038.

The product of its digits is 51840000, while the sum is 56.

The spelling of 556432141234655 in words is "five hundred fifty-six trillion, four hundred thirty-two billion, one hundred forty-one million, two hundred thirty-four thousand, six hundred fifty-five".