55456624 has 20 divisors (see below), whose sum is σ = 107651344. Its totient is φ = 27675648.

The previous prime is 55456619. The next prime is 55456631. The reversal of 55456624 is 42665455.

55456624 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 in 3 ways as a sum of consecutive naturals, for example, 6229 + ... + 12235.

Almost surely, 2^55456624 is an apocalyptic number.

It is an amenable number.

55456624 is a deficient number, since it is larger than the sum of its proper divisors (52194720).

55456624 is a wasteful number, since it uses less digits than its factorization.

55456624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6592 (or 6586 counting only the distinct ones).

The product of its digits is 144000, while the sum is 37.

The square root of 55456624 is about 7446.9204373352. The cubic root of 55456624 is about 381.3447828839.

The spelling of 55456624 in words is "fifty-five million, four hundred fifty-six thousand, six hundred twenty-four".