15134632352 has 72 divisors (see below), whose sum is σ = 34861988196. Its totient is φ = 6448662528.

The previous prime is 15134632321. The next prime is 15134632369. The reversal of 15134632352 is 25323643151.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 15129984016 + 4648336 = 123004^2 + 2156^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 243368 + ... + 299160.

Almost surely, 2^15134632352 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 15134632352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17430994098).

15134632352 is an abundant number, since it is smaller than the sum of its proper divisors (19727355844).

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

15134632352 is a wasteful number, since it uses less digits than its factorization.

15134632352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55990 (or 55975 counting only the distinct ones).

The product of its digits is 64800, while the sum is 35.

The spelling of 15134632352 in words is "fifteen billion, one hundred thirty-four million, six hundred thirty-two thousand, three hundred fifty-two".