54147918278 has 16 divisors (see below), whose sum is σ = 81485907984. Its totient is φ = 26986007040.

The previous prime is 54147918239. The next prime is 54147918283. The reversal of 54147918278 is 87281974145.

It is a congruent number.

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, 2097626 + ... + 2123282.

It is an arithmetic number, because the mean of its divisors is an integer number (5092869249).

Almost surely, 2^54147918278 is an apocalyptic number.

54147918278 is a deficient number, since it is larger than the sum of its proper divisors (27337989706).

54147918278 is a wasteful number, since it uses less digits than its factorization.

54147918278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29047.

The product of its digits is 4515840, while the sum is 56.

The spelling of 54147918278 in words is "fifty-four billion, one hundred forty-seven million, nine hundred eighteen thousand, two hundred seventy-eight".