1055551055504 has 80 divisors (see below), whose sum is σ = 2306061420480. Its totient is φ = 463931328000.

The previous prime is 1055551055483. The next prime is 1055551055513. The reversal of 1055551055504 is 4055501555501.

It is a happy number.

It is a super-2 number, since 2×1055551055504² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 199787 + ... + 1466634.

It is an arithmetic number, because the mean of its divisors is an integer number (28825767756).

Almost surely, 2^{1055551055504} is an apocalyptic number.

It is an amenable number.

1055551055504 is an abundant number, since it is smaller than the sum of its proper divisors (1250510364976).

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

1055551055504 is a wasteful number, since it uses less digits than its factorization.

1055551055504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1666560 (or 1666554 counting only the distinct ones).

The product of its (nonzero) digits is 312500, while the sum is 41.

The spelling of 1055551055504 in words is "one trillion, fifty-five billion, five hundred fifty-one million, fifty-five thousand, five hundred four".