54532311015 has 64 divisors (see below), whose sum is σ = 107860386816. Its totient is φ = 22909934592.

The previous prime is 54532311011. The next prime is 54532311023. The reversal of 54532311015 is 51011323545.

54532311015 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 54532311015 - 2² = 54532311011 is a prime.

It is a super-3 number, since 3×54532311015³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54532311011) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 221859 + ... + 397851.

It is an arithmetic number, because the mean of its divisors is an integer number (1685318544).

Almost surely, 2^54532311015 is an apocalyptic number.

54532311015 is a deficient number, since it is larger than the sum of its proper divisors (53328075801).

54532311015 is a wasteful number, since it uses less digits than its factorization.

54532311015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176248.

The product of its (nonzero) digits is 9000, while the sum is 30.

The spelling of 54532311015 in words is "fifty-four billion, five hundred thirty-two million, three hundred eleven thousand, fifteen".