54405523539 has 6 divisors (see below), whose sum is σ = 78585756236. Its totient is φ = 36270349020.

The previous prime is 54405523507. The next prime is 54405523547. The reversal of 54405523539 is 93532550445.

54405523539 is a `hidden beast` number, since 5 + 4 + 40 + 55 + 23 + 539 = 666.

It is not a de Polignac number, because 54405523539 - 2⁵ = 54405523507 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54405523494 and 54405523503.

It is not an unprimeable number, because it can be changed into a prime (54405521539) 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 5 ways as a sum of consecutive naturals, for example, 3022529077 + ... + 3022529094.

Almost surely, 2^54405523539 is an apocalyptic number.

54405523539 is a deficient number, since it is larger than the sum of its proper divisors (24180232697).

54405523539 is a wasteful number, since it uses less digits than its factorization.

54405523539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6045058177 (or 6045058174 counting only the distinct ones).

The product of its (nonzero) digits is 1620000, while the sum is 45.

The spelling of 54405523539 in words is "fifty-four billion, four hundred five million, five hundred twenty-three thousand, five hundred thirty-nine".