55650624 has 28 divisors (see below), whose sum is σ = 147242784. Its totient is φ = 18550144.

The previous prime is 55650613. The next prime is 55650631. The reversal of 55650624 is 42605655.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144732 + ... + 145115.

Almost surely, 2^55650624 is an apocalyptic number.

It is an amenable number.

55650624 is an abundant number, since it is smaller than the sum of its proper divisors (91592160).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55650624 is a wasteful number, since it uses less digits than its factorization.

55650624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289862 (or 289852 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 33.

The square root of 55650624 is about 7459.9345841636. The cubic root of 55650624 is about 381.7889425558.

The spelling of 55650624 in words is "fifty-five million, six hundred fifty thousand, six hundred twenty-four".