55905966976 has 32 divisors (see below), whose sum is σ = 111402751680. Its totient is φ = 27946060800.

The previous prime is 55905966971. The next prime is 55905967057. The reversal of 55905966976 is 67966950955.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55905966971) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 485745 + ... + 589711.

It is an arithmetic number, because the mean of its divisors is an integer number (3481335990).

Almost surely, 2^55905966976 is an apocalyptic number.

It is an amenable number.

55905966976 is a deficient number, since it is larger than the sum of its proper divisors (55496784704).

55905966976 is a wasteful number, since it uses less digits than its factorization.

55905966976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108182 (or 108170 counting only the distinct ones).

The product of its (nonzero) digits is 137781000, while the sum is 67.

The spelling of 55905966976 in words is "fifty-five billion, nine hundred five million, nine hundred sixty-six thousand, nine hundred seventy-six".