54160778 has 24 divisors (see below), whose sum is σ = 94802400. Its totient is φ = 23138808.

The previous prime is 54160739. The next prime is 54160781. The reversal of 54160778 is 87706145.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40403 + ... + 41721.

It is an arithmetic number, because the mean of its divisors is an integer number (3950100).

Almost surely, 2^54160778 is an apocalyptic number.

54160778 is a deficient number, since it is larger than the sum of its proper divisors (40641622).

54160778 is a wasteful number, since it uses less digits than its factorization.

54160778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1754 (or 1747 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 38.

The square root of 54160778 is about 7359.4006549447. The cubic root of 54160778 is about 378.3510684478.

The spelling of 54160778 in words is "fifty-four million, one hundred sixty thousand, seven hundred seventy-eight".