11896685072 has 20 divisors (see below), whose sum is σ = 23137477440. Its totient is φ = 5925723168.

The previous prime is 11896685069. The next prime is 11896685077. The reversal of 11896685072 is 27058669811.

It is a super-3 number, since 3×11896685072³ (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (11896685077) 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, 1409372 + ... + 1417787.

It is an arithmetic number, because the mean of its divisors is an integer number (1156873872).

Almost surely, 2^11896685072 is an apocalyptic number.

It is an amenable number.

11896685072 is a deficient number, since it is larger than the sum of its proper divisors (11240792368).

11896685072 is a wasteful number, since it uses less digits than its factorization.

11896685072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2827430 (or 2827424 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 53.

The spelling of 11896685072 in words is "eleven billion, eight hundred ninety-six million, six hundred eighty-five thousand, seventy-two".