55925668 has 6 divisors (see below), whose sum is σ = 97869926. Its totient is φ = 27962832.

The previous prime is 55925657. The next prime is 55925669. The reversal of 55925668 is 86652955.

It can be written as a sum of positive squares in only one way, i.e., 55920484 + 5184 = 7478^2 + 72^2 .

It is not an unprimeable number, because it can be changed into a prime (55925669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6990705 + ... + 6990712.

Almost surely, 2^55925668 is an apocalyptic number.

It is an amenable number.

55925668 is a deficient number, since it is larger than the sum of its proper divisors (41944258).

55925668 is a wasteful number, since it uses less digits than its factorization.

55925668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13981421 (or 13981419 counting only the distinct ones).

The product of its digits is 648000, while the sum is 46.

The square root of 55925668 is about 7478.3466087097. The cubic root of 55925668 is about 382.4168854113.

The spelling of 55925668 in words is "fifty-five million, nine hundred twenty-five thousand, six hundred sixty-eight".