11097976172 has 12 divisors (see below), whose sum is σ = 19422526200. Its totient is φ = 5548682976.

The previous prime is 11097976111. The next prime is 11097976187. The reversal of 11097976172 is 27167979011.

It is a super-2 number, since 2×11097976172² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11097976172.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18704 + ... + 150152.

It is an arithmetic number, because the mean of its divisors is an integer number (1618543850).

Almost surely, 2^11097976172 is an apocalyptic number.

It is an amenable number.

11097976172 is a deficient number, since it is larger than the sum of its proper divisors (8324550028).

11097976172 is a wasteful number, since it uses less digits than its factorization.

11097976172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152560 (or 152558 counting only the distinct ones).

The product of its (nonzero) digits is 333396, while the sum is 50.

The spelling of 11097976172 in words is "eleven billion, ninety-seven million, nine hundred seventy-six thousand, one hundred seventy-two".