11512740572 has 24 divisors (see below), whose sum is σ = 20484751392. Its totient is φ = 5660020800.

The previous prime is 11512740553. The next prime is 11512740593. The reversal of 11512740572 is 27504721511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 889298 + ... + 902150.

It is an arithmetic number, because the mean of its divisors is an integer number (853531308).

Almost surely, 2^11512740572 is an apocalyptic number.

It is an amenable number.

11512740572 is a deficient number, since it is larger than the sum of its proper divisors (8972010820).

11512740572 is a wasteful number, since it uses less digits than its factorization.

11512740572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16589 (or 16587 counting only the distinct ones).

The product of its (nonzero) digits is 19600, while the sum is 35.

The spelling of 11512740572 in words is "eleven billion, five hundred twelve million, seven hundred forty thousand, five hundred seventy-two".