11111356892 has 12 divisors (see below), whose sum is σ = 19479052320. Its totient is φ = 5545913376.

The previous prime is 11111356889. The next prime is 11111356901. The reversal of 11111356892 is 29865311111.

It is a super-3 number, since 3×11111356892³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

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, 2438708 + ... + 2443259.

It is an arithmetic number, because the mean of its divisors is an integer number (1623254360).

Almost surely, 2^11111356892 is an apocalyptic number.

It is an amenable number.

11111356892 is a deficient number, since it is larger than the sum of its proper divisors (8367695428).

11111356892 is a wasteful number, since it uses less digits than its factorization.

11111356892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4882540 (or 4882538 counting only the distinct ones).

The product of its digits is 12960, while the sum is 38.

The spelling of 11111356892 in words is "eleven billion, one hundred eleven million, three hundred fifty-six thousand, eight hundred ninety-two".