11858427573968 has 20 divisors (see below), whose sum is σ = 22975758499008. Its totient is φ = 5929199574240.

The previous prime is 11858427573961. The next prime is 11858427574001. The reversal of 11858427573968 is 86937572485811.

It is a super-2 number, since 2×11858427573968² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11858427573895 and 11858427573904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11858427573961) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10156655 + ... + 11263857.

Almost surely, 2^{11858427573968} is an apocalyptic number.

It is an amenable number.

11858427573968 is a deficient number, since it is larger than the sum of its proper divisors (11117330925040).

11858427573968 is a wasteful number, since it uses less digits than its factorization.

11858427573968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1776602 (or 1776596 counting only the distinct ones).

The product of its digits is 812851200, while the sum is 74.

The spelling of 11858427573968 in words is "eleven trillion, eight hundred fifty-eight billion, four hundred twenty-seven million, five hundred seventy-three thousand, nine hundred sixty-eight".