54156988 has 12 divisors (see below), whose sum is σ = 95695600. Its totient is φ = 26815392.

The previous prime is 54156967. The next prime is 54156997. The reversal of 54156988 is 88965145.

It is a congruent 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, 65313 + ... + 66136.

Almost surely, 2^54156988 is an apocalyptic number.

It is an amenable number.

54156988 is a deficient number, since it is larger than the sum of its proper divisors (41538612).

54156988 is a wasteful number, since it uses less digits than its factorization.

54156988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131556 (or 131554 counting only the distinct ones).

The product of its digits is 345600, while the sum is 46.

The square root of 54156988 is about 7359.1431566453. The cubic root of 54156988 is about 378.3422429715.

It can be divided in two parts, 5415 and 6988, that added together give a triangular number (12403 = T₁₅₇).

The spelling of 54156988 in words is "fifty-four million, one hundred fifty-six thousand, nine hundred eighty-eight".