11137668726 has 16 divisors (see below), whose sum is σ = 22342638528. Its totient is φ = 3701339400.

The previous prime is 11137668697. The next prime is 11137668743. The reversal of 11137668726 is 62786673111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2802060 + ... + 2806031.

It is an arithmetic number, because the mean of its divisors is an integer number (1396414908).

Almost surely, 2^11137668726 is an apocalyptic number.

11137668726 is an abundant number, since it is smaller than the sum of its proper divisors (11204969802).

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

11137668726 is a wasteful number, since it uses less digits than its factorization.

11137668726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5608427.

The product of its digits is 508032, while the sum is 48.

The spelling of 11137668726 in words is "eleven billion, one hundred thirty-seven million, six hundred sixty-eight thousand, seven hundred twenty-six".