55152624 has 40 divisors (see below), whose sum is σ = 150860880. Its totient is φ = 17302528.

The previous prime is 55152623. The next prime is 55152631. The reversal of 55152624 is 42625155.

It is a junction number, because it is equal to n+sod(n) for n = 55152591 and 55152600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55152623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32979 + ... + 34610.

It is an arithmetic number, because the mean of its divisors is an integer number (3771522).

Almost surely, 2^55152624 is an apocalyptic number.

It is an amenable number.

55152624 is an abundant number, since it is smaller than the sum of its proper divisors (95708256).

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

55152624 is a wasteful number, since it uses less digits than its factorization.

55152624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67617 (or 67611 counting only the distinct ones).

The product of its digits is 12000, while the sum is 30.

The square root of 55152624 is about 7426.4812663872. The cubic root of 55152624 is about 380.6466919888.

Adding to 55152624 its reverse (42625155), we get a palindrome (97777779).

The spelling of 55152624 in words is "fifty-five million, one hundred fifty-two thousand, six hundred twenty-four".