55500528 has 20 divisors (see below), whose sum is σ = 143376488. Its totient is φ = 18500160.

The previous prime is 55500527. The next prime is 55500607. The reversal of 55500528 is 82500555.

It is a junction number, because it is equal to n+sod(n) for n = 55500495 and 55500504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55500527) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 578083 + ... + 578178.

Almost surely, 2^55500528 is an apocalyptic number.

It is an amenable number.

55500528 is an abundant number, since it is smaller than the sum of its proper divisors (87875960).

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

55500528 is a wasteful number, since it uses less digits than its factorization.

55500528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1156272 (or 1156266 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 30.

The square root of 55500528 is about 7449.8676498311. The cubic root of 55500528 is about 381.4453909136.

The spelling of 55500528 in words is "fifty-five million, five hundred thousand, five hundred twenty-eight".