55651504 has 20 divisors (see below), whose sum is σ = 109345680. Its totient is φ = 27433280.

The previous prime is 55651499. The next prime is 55651529. The reversal of 55651504 is 40515655.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23359 + ... + 25630.

It is an arithmetic number, because the mean of its divisors is an integer number (5467284).

Almost surely, 2^55651504 is an apocalyptic number.

It is an amenable number.

55651504 is a deficient number, since it is larger than the sum of its proper divisors (53694176).

55651504 is a wasteful number, since it uses less digits than its factorization.

55651504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49068 (or 49062 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 31.

The square root of 55651504 is about 7459.9935656809. The cubic root of 55651504 is about 381.7909549472.

The spelling of 55651504 in words is "fifty-five million, six hundred fifty-one thousand, five hundred four".