11899127372 has 48 divisors (see below), whose sum is σ = 24058121472. Its totient is φ = 5096287680.

The previous prime is 11899127347. The next prime is 11899127417. The reversal of 11899127372 is 27372199811.

It is a self number, because there is not a number n which added to its sum of digits gives 11899127372.

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, 19943 + ... + 155550.

It is an arithmetic number, because the mean of its divisors is an integer number (501210864).

Almost surely, 2^11899127372 is an apocalyptic number.

It is an amenable number.

11899127372 is an abundant number, since it is smaller than the sum of its proper divisors (12158994100).

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

11899127372 is a wasteful number, since it uses less digits than its factorization.

11899127372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175598 (or 175596 counting only the distinct ones).

The product of its digits is 381024, while the sum is 50.

The spelling of 11899127372 in words is "eleven billion, eight hundred ninety-nine million, one hundred twenty-seven thousand, three hundred seventy-two".