11522975732 has 6 divisors (see below), whose sum is σ = 20165207538. Its totient is φ = 5761487864.

The previous prime is 11522975719. The next prime is 11522975741. The reversal of 11522975732 is 23757922511.

It can be written as a sum of positive squares in only one way, i.e., 7753506916 + 3769468816 = 88054^2 + 61396^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1440371963 + ... + 1440371970.

It is an arithmetic number, because the mean of its divisors is an integer number (3360867923).

Almost surely, 2^11522975732 is an apocalyptic number.

It is an amenable number.

11522975732 is a deficient number, since it is larger than the sum of its proper divisors (8642231806).

11522975732 is a wasteful number, since it uses less digits than its factorization.

11522975732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2880743937 (or 2880743935 counting only the distinct ones).

The product of its digits is 264600, while the sum is 44.

The spelling of 11522975732 in words is "eleven billion, five hundred twenty-two million, nine hundred seventy-five thousand, seven hundred thirty-two".