11156042692 has 12 divisors (see below), whose sum is σ = 19570811260. Its totient is φ = 5564382336.

The previous prime is 11156042687. The next prime is 11156042693. The reversal of 11156042692 is 29624065111.

It can be written as a sum of positive squares in 2 ways, for example, as 9161169796 + 1994872896 = 95714^2 + 44664^2 .

It is not an unprimeable number, because it can be changed into a prime (11156042693) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3407913 + ... + 3411184.

Almost surely, 2^11156042692 is an apocalyptic number.

It is an amenable number.

11156042692 is a deficient number, since it is larger than the sum of its proper divisors (8414768568).

11156042692 is a wasteful number, since it uses less digits than its factorization.

11156042692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6819510 (or 6819508 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 37.

The spelling of 11156042692 in words is "eleven billion, one hundred fifty-six million, forty-two thousand, six hundred ninety-two".