55672516 has 6 divisors (see below), whose sum is σ = 97426910. Its totient is φ = 27836256.

The previous prime is 55672483. The next prime is 55672537. The reversal of 55672516 is 61527655.

It can be written as a sum of positive squares in only one way, i.e., 44756100 + 10916416 = 6690^2 + 3304^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6959061 + ... + 6959068.

Almost surely, 2^55672516 is an apocalyptic number.

It is an amenable number.

55672516 is a deficient number, since it is larger than the sum of its proper divisors (41754394).

55672516 is a wasteful number, since it uses less digits than its factorization.

55672516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13918133 (or 13918131 counting only the distinct ones).

The product of its digits is 63000, while the sum is 37.

The square root of 55672516 is about 7461.4017449806. The cubic root of 55672516 is about 381.8389990643.

The spelling of 55672516 in words is "fifty-five million, six hundred seventy-two thousand, five hundred sixteen".