11172790679 has 8 divisors (see below), whose sum is σ = 11331964800. Its totient is φ = 11013667000.

The previous prime is 11172790639. The next prime is 11172790687. The reversal of 11172790679 is 97609727111.

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

It is a cyclic number.

It is not a de Polignac number, because 11172790679 - 2⁸ = 11172790423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11172790639) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 823904 + ... + 837354.

It is an arithmetic number, because the mean of its divisors is an integer number (1416495600).

Almost surely, 2^11172790679 is an apocalyptic number.

11172790679 is a deficient number, since it is larger than the sum of its proper divisors (159174121).

11172790679 is a wasteful number, since it uses less digits than its factorization.

11172790679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25221.

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

The spelling of 11172790679 in words is "eleven billion, one hundred seventy-two million, seven hundred ninety thousand, six hundred seventy-nine".