55015768 has 24 divisors (see below), whose sum is σ = 105757740. Its totient is φ = 26830400.

The previous prime is 55015759. The next prime is 55015771. The reversal of 55015768 is 86751055.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11403 + ... + 15493.

Almost surely, 2^55015768 is an apocalyptic number.

It is an amenable number.

55015768 is a deficient number, since it is larger than the sum of its proper divisors (50741972).

55015768 is a wasteful number, since it uses less digits than its factorization.

55015768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4179 (or 4134 counting only the distinct ones).

The product of its (nonzero) digits is 42000, while the sum is 37.

The square root of 55015768 is about 7417.2614892560. The cubic root of 55015768 is about 380.3315850003.

The spelling of 55015768 in words is "fifty-five million, fifteen thousand, seven hundred sixty-eight".