10691372726 has 8 divisors (see below), whose sum is σ = 16980415560. Its totient is φ = 5031234208.

The previous prime is 10691372717. The next prime is 10691372771. The reversal of 10691372726 is 62727319601.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×10691372726² (a number of 21 digits) contains 22 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, 157226036 + ... + 157226103.

It is an arithmetic number, because the mean of its divisors is an integer number (2122551945).

Almost surely, 2^10691372726 is an apocalyptic number.

10691372726 is a deficient number, since it is larger than the sum of its proper divisors (6289042834).

10691372726 is a wasteful number, since it uses less digits than its factorization.

10691372726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314452158.

The product of its (nonzero) digits is 190512, while the sum is 44.

The spelling of 10691372726 in words is "ten billion, six hundred ninety-one million, three hundred seventy-two thousand, seven hundred twenty-six".