11742623574 has 32 divisors (see below), whose sum is σ = 25646633856. Its totient is φ = 3554709120.

The previous prime is 11742623533. The next prime is 11742623603. The reversal of 11742623574 is 47532624711.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26572 + ... + 155535.

It is an arithmetic number, because the mean of its divisors is an integer number (801457308).

Almost surely, 2^11742623574 is an apocalyptic number.

11742623574 is an abundant number, since it is smaller than the sum of its proper divisors (13904010282).

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

11742623574 is a wasteful number, since it uses less digits than its factorization.

11742623574 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183100.

The product of its digits is 282240, while the sum is 42.

The spelling of 11742623574 in words is "eleven billion, seven hundred forty-two million, six hundred twenty-three thousand, five hundred seventy-four".