55311500554 has 16 divisors (see below), whose sum is σ = 84628764360. Its totient is φ = 27103098880.

The previous prime is 55311500479. The next prime is 55311500557. The reversal of 55311500554 is 45500511355.

It can be written as a sum of positive squares in 4 ways, for example, as 32200508025 + 23110992529 = 179445^2 + 152023^2 .

It is not an unprimeable number, because it can be changed into a prime (55311500557) 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, 202759 + ... + 389530.

Almost surely, 2^55311500554 is an apocalyptic number.

55311500554 is a deficient number, since it is larger than the sum of its proper divisors (29317263806).

55311500554 is a wasteful number, since it uses less digits than its factorization.

55311500554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 593225.

The product of its (nonzero) digits is 37500, while the sum is 34.

The spelling of 55311500554 in words is "fifty-five billion, three hundred eleven million, five hundred thousand, five hundred fifty-four".