6555002436556 has 48 divisors (see below), whose sum is σ = 13442284219392. Its totient is φ = 2738560320000.

The previous prime is 6555002436553. The next prime is 6555002436571. The reversal of 6555002436556 is 6556342005556.

It is a happy number.

It is a super-2 number, since 2×6555002436556² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6555002436553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9592005 + ... + 10252636.

It is an arithmetic number, because the mean of its divisors is an integer number (280047587904).

Almost surely, 2^{6555002436556} is an apocalyptic number.

It is an amenable number.

6555002436556 is an abundant number, since it is smaller than the sum of its proper divisors (6887281782836).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6555002436556 is a wasteful number, since it uses less digits than its factorization.

6555002436556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19844950 (or 19844948 counting only the distinct ones).

The product of its (nonzero) digits is 16200000, while the sum is 52.

The spelling of 6555002436556 in words is "six trillion, five hundred fifty-five billion, two million, four hundred thirty-six thousand, five hundred fifty-six".