55755012 has 24 divisors (see below), whose sum is σ = 130306176. Its totient is φ = 18554848.

The previous prime is 55754999. The next prime is 55755017. The reversal of 55755012 is 21055755.

It is not an unprimeable number, because it can be changed into a prime (55755017) 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, 4693 + ... + 11555.

It is an arithmetic number, because the mean of its divisors is an integer number (5429424).

Almost surely, 2^55755012 is an apocalyptic number.

It is an amenable number.

55755012 is an abundant number, since it is smaller than the sum of its proper divisors (74551164).

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

55755012 is a wasteful number, since it uses less digits than its factorization.

55755012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7547 (or 7545 counting only the distinct ones).

The product of its (nonzero) digits is 8750, while the sum is 30.

The square root of 55755012 is about 7466.9278823355. The cubic root of 55755012 is about 382.0275100570.

The spelling of 55755012 in words is "fifty-five million, seven hundred fifty-five thousand, twelve".