54899564 has 24 divisors (see below), whose sum is σ = 99047760. Its totient is φ = 26606016.

The previous prime is 54899557. The next prime is 54899587. The reversal of 54899564 is 46599845.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50822 + ... + 51890.

It is an arithmetic number, because the mean of its divisors is an integer number (4126990).

Almost surely, 2^54899564 is an apocalyptic number.

It is an amenable number.

54899564 is a deficient number, since it is larger than the sum of its proper divisors (44148196).

54899564 is a wasteful number, since it uses less digits than its factorization.

54899564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1457 (or 1455 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 50.

The square root of 54899564 is about 7409.4239992053. The cubic root of 54899564 is about 380.0636181576.

The spelling of 54899564 in words is "fifty-four million, eight hundred ninety-nine thousand, five hundred sixty-four".