55745164 has 12 divisors (see below), whose sum is σ = 102688600. Its totient is φ = 26405568.

The previous prime is 55745141. The next prime is 55745189. The reversal of 55745164 is 46154755.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 366669 + ... + 366820.

Almost surely, 2^55745164 is an apocalyptic number.

It is an amenable number.

55745164 is a deficient number, since it is larger than the sum of its proper divisors (46943436).

55745164 is a wasteful number, since it uses less digits than its factorization.

55745164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 733512 (or 733510 counting only the distinct ones).

The product of its digits is 84000, while the sum is 37.

The square root of 55745164 is about 7466.2684119981. The cubic root of 55745164 is about 382.0050162440.

The spelling of 55745164 in words is "fifty-five million, seven hundred forty-five thousand, one hundred sixty-four".