11995032572 has 24 divisors (see below), whose sum is σ = 21064192800. Its totient is φ = 5976723456.

The previous prime is 11995032563. The next prime is 11995032587. The reversal of 11995032572 is 27523059911.

It is a happy number.

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, 1883129 + ... + 1889487.

It is an arithmetic number, because the mean of its divisors is an integer number (877674700).

Almost surely, 2^11995032572 is an apocalyptic number.

It is an amenable number.

11995032572 is a deficient number, since it is larger than the sum of its proper divisors (9069160228).

11995032572 is a wasteful number, since it uses less digits than its factorization.

11995032572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7925 (or 7923 counting only the distinct ones).

The product of its (nonzero) digits is 170100, while the sum is 44.

The spelling of 11995032572 in words is "eleven billion, nine hundred ninety-five million, thirty-two thousand, five hundred seventy-two".