55087612 has 12 divisors (see below), whose sum is σ = 101477320. Its totient is φ = 26094096.

The previous prime is 55087607. The next prime is 55087621. The reversal of 55087612 is 21678055.

55087612 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, 362343 + ... + 362494.

Almost surely, 2^55087612 is an apocalyptic number.

It is an amenable number.

55087612 is a deficient number, since it is larger than the sum of its proper divisors (46389708).

55087612 is a wasteful number, since it uses less digits than its factorization.

55087612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 724860 (or 724858 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 34.

The square root of 55087612 is about 7422.1029364999. The cubic root of 55087612 is about 380.4970688110.

The spelling of 55087612 in words is "fifty-five million, eighty-seven thousand, six hundred twelve".