55618792 has 8 divisors (see below), whose sum is σ = 104285250. Its totient is φ = 27809392.

The previous prime is 55618753. The next prime is 55618811. The reversal of 55618792 is 29781655.

It can be written as a sum of positive squares in only one way, i.e., 51753636 + 3865156 = 7194^2 + 1966^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3476167 + ... + 3476182.

Almost surely, 2^55618792 is an apocalyptic number.

It is an amenable number.

55618792 is a deficient number, since it is larger than the sum of its proper divisors (48666458).

55618792 is a wasteful number, since it uses less digits than its factorization.

55618792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6952355 (or 6952351 counting only the distinct ones).

The product of its digits is 151200, while the sum is 43.

The square root of 55618792 is about 7457.8007482099. The cubic root of 55618792 is about 381.7161346059.

The spelling of 55618792 in words is "fifty-five million, six hundred eighteen thousand, seven hundred ninety-two".