55908764 has 6 divisors (see below), whose sum is σ = 97840344. Its totient is φ = 27954380.

The previous prime is 55908751. The next prime is 55908793. The reversal of 55908764 is 46780955.

55908764 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6988592 + ... + 6988599.

It is an arithmetic number, because the mean of its divisors is an integer number (16306724).

Almost surely, 2^55908764 is an apocalyptic number.

It is an amenable number.

55908764 is a deficient number, since it is larger than the sum of its proper divisors (41931580).

55908764 is a wasteful number, since it uses less digits than its factorization.

55908764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13977195 (or 13977193 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 44.

The square root of 55908764 is about 7477.2163269495. The cubic root of 55908764 is about 382.3783519634.

The spelling of 55908764 in words is "fifty-five million, nine hundred eight thousand, seven hundred sixty-four".