15112564242 has 16 divisors (see below), whose sum is σ = 31815924960. Its totient is φ = 4772388672.

The previous prime is 15112564241. The next prime is 15112564267. The reversal of 15112564242 is 24246521151.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (15112564241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66283063 + ... + 66283290.

It is an arithmetic number, because the mean of its divisors is an integer number (1988495310).

Almost surely, 2^15112564242 is an apocalyptic number.

15112564242 is an abundant number, since it is smaller than the sum of its proper divisors (16703360718).

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

15112564242 is a wasteful number, since it uses less digits than its factorization.

15112564242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132566377.

The product of its digits is 19200, while the sum is 33.

The spelling of 15112564242 in words is "fifteen billion, one hundred twelve million, five hundred sixty-four thousand, two hundred forty-two".