55525136 has 40 divisors (see below), whose sum is σ = 110484000. Its totient is φ = 27023360.

The previous prime is 55525121. The next prime is 55525139. The reversal of 55525136 is 63152555.

It is not an unprimeable number, because it can be changed into a prime (55525139) 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, 123440 + ... + 123888.

It is an arithmetic number, because the mean of its divisors is an integer number (2762100).

Almost surely, 2^55525136 is an apocalyptic number.

It is an amenable number.

55525136 is a deficient number, since it is larger than the sum of its proper divisors (54958864).

55525136 is a wasteful number, since it uses less digits than its factorization.

55525136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 647 (or 641 counting only the distinct ones).

The product of its digits is 22500, while the sum is 32.

The square root of 55525136 is about 7451.5190397663. The cubic root of 55525136 is about 381.5017580725.

The spelling of 55525136 in words is "fifty-five million, five hundred twenty-five thousand, one hundred thirty-six".