55577608 has 16 divisors (see below), whose sum is σ = 104291280. Its totient is φ = 27766608.

The previous prime is 55577579. The next prime is 55577617. The reversal of 55577608 is 80677555.

It is a super-2 number, since 2×55577608² = 6177741022003328, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13435 + ... + 17077.

It is an arithmetic number, because the mean of its divisors is an integer number (6518205).

Almost surely, 2^55577608 is an apocalyptic number.

It is an amenable number.

55577608 is a deficient number, since it is larger than the sum of its proper divisors (48713672).

55577608 is a wasteful number, since it uses less digits than its factorization.

55577608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5556 (or 5552 counting only the distinct ones).

The product of its (nonzero) digits is 294000, while the sum is 43.

The square root of 55577608 is about 7455.0391011718. The cubic root of 55577608 is about 381.6218950002.

The spelling of 55577608 in words is "fifty-five million, five hundred seventy-seven thousand, six hundred eight".