54051532015 has 16 divisors (see below), whose sum is σ = 70022030400. Its totient is φ = 39817366272.

The previous prime is 54051531931. The next prime is 54051532021. The reversal of 54051532015 is 51023515045.

It is a cyclic number.

It is not a de Polignac number, because 54051532015 - 2⁹ = 54051531503 is a prime.

It is a super-2 number, since 2×54051532015² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 989995 + ... + 1043164.

It is an arithmetic number, because the mean of its divisors is an integer number (4376376900).

Almost surely, 2^54051532015 is an apocalyptic number.

54051532015 is a deficient number, since it is larger than the sum of its proper divisors (15970498385).

54051532015 is a wasteful number, since it uses less digits than its factorization.

54051532015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2033586.

The product of its (nonzero) digits is 15000, while the sum is 31.

The spelling of 54051532015 in words is "fifty-four billion, fifty-one million, five hundred thirty-two thousand, fifteen".