11859415672 has 32 divisors (see below), whose sum is σ = 24772658400. Its totient is φ = 5284831104.

The previous prime is 11859415663. The next prime is 11859415693. The reversal of 11859415672 is 27651495811.

It is a super-3 number, since 3×11859415672³ (a number of 31 digits) contains 333 as substring.

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, 1963068 + ... + 1969099.

It is an arithmetic number, because the mean of its divisors is an integer number (774145575).

Almost surely, 2^11859415672 is an apocalyptic number.

It is an amenable number.

11859415672 is an abundant number, since it is smaller than the sum of its proper divisors (12913242728).

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

11859415672 is a wasteful number, since it uses less digits than its factorization.

11859415672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3932215 (or 3932211 counting only the distinct ones).

The product of its digits is 604800, while the sum is 49.

The spelling of 11859415672 in words is "eleven billion, eight hundred fifty-nine million, four hundred fifteen thousand, six hundred seventy-two".