556645424135465 has 32 divisors (see below), whose sum is σ = 781355766445056. Its totient is φ = 372726165873600.

The previous prime is 556645424135447. The next prime is 556645424135467. The reversal of 556645424135465 is 564531424546655.

It is not a de Polignac number, because 556645424135465 - 2²⁰ = 556645423086889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (556645424135467) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 42226067 + ... + 53817576.

It is an arithmetic number, because the mean of its divisors is an integer number (24417367701408).

Almost surely, 2^{556645424135465} is an apocalyptic number.

It is an amenable number.

556645424135465 is a deficient number, since it is larger than the sum of its proper divisors (224710342309591).

556645424135465 is a wasteful number, since it uses less digits than its factorization.

556645424135465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96047549.

The product of its digits is 1036800000, while the sum is 65.

The spelling of 556645424135465 in words is "five hundred fifty-six trillion, six hundred forty-five billion, four hundred twenty-four million, one hundred thirty-five thousand, four hundred sixty-five".