15135522324 has 96 divisors (see below), whose sum is σ = 39748423680. Its totient is φ = 4447648128.

The previous prime is 15135522323. The next prime is 15135522349. The reversal of 15135522324 is 42322553151.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15135522323) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2576839 + ... + 2582705.

It is an arithmetic number, because the mean of its divisors is an integer number (414046080).

Almost surely, 2^15135522324 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 15135522324, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19874211840).

15135522324 is an abundant number, since it is smaller than the sum of its proper divisors (24612901356).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

15135522324 is a wasteful number, since it uses less digits than its factorization.

15135522324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6629 (or 6627 counting only the distinct ones).

The product of its digits is 36000, while the sum is 33.

The spelling of 15135522324 in words is "fifteen billion, one hundred thirty-five million, five hundred twenty-two thousand, three hundred twenty-four".