54476837391 has 32 divisors (see below), whose sum is σ = 75366244800. Its totient is φ = 34977899520.

The previous prime is 54476837353. The next prime is 54476837477. The reversal of 54476837391 is 19373867445.

It is not a de Polignac number, because 54476837391 - 2²¹ = 54474740239 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54476837341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3706405 + ... + 3721073.

It is an arithmetic number, because the mean of its divisors is an integer number (2355195150).

Almost surely, 2^54476837391 is an apocalyptic number.

54476837391 is a deficient number, since it is larger than the sum of its proper divisors (20889407409).

54476837391 is a wasteful number, since it uses less digits than its factorization.

54476837391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15099.

The product of its digits is 15240960, while the sum is 57.

The spelling of 54476837391 in words is "fifty-four billion, four hundred seventy-six million, eight hundred thirty-seven thousand, three hundred ninety-one".