11572439833412 has 48 divisors (see below), whose sum is σ = 21229749702000. Its totient is φ = 5512501209600.

The previous prime is 11572439833397. The next prime is 11572439833457. The reversal of 11572439833412 is 21433893427511.

It can be written as a sum of positive squares in 8 ways, for example, as 847902105856 + 10724537727556 = 920816^2 + 3274834^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1747214 + ... + 5118362.

It is an arithmetic number, because the mean of its divisors is an integer number (442286452125).

Almost surely, 2^{11572439833412} is an apocalyptic number.

It is an amenable number.

11572439833412 is a deficient number, since it is larger than the sum of its proper divisors (9657309868588).

11572439833412 is a wasteful number, since it uses less digits than its factorization.

11572439833412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3371576 (or 3371574 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 53.

The spelling of 11572439833412 in words is "eleven trillion, five hundred seventy-two billion, four hundred thirty-nine million, eight hundred thirty-three thousand, four hundred twelve".