11964159356 has 24 divisors (see below), whose sum is σ = 20988446976. Its totient is φ = 5967481520.

The previous prime is 11964159331. The next prime is 11964159379. The reversal of 11964159356 is 65395146911.

It is a super-2 number, since 2×11964159356² (a number of 21 digits) contains 22 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, 3449135 + ... + 3452601.

It is an arithmetic number, because the mean of its divisors is an integer number (874518624).

Almost surely, 2^11964159356 is an apocalyptic number.

It is an amenable number.

11964159356 is a deficient number, since it is larger than the sum of its proper divisors (9024287620).

11964159356 is a wasteful number, since it uses less digits than its factorization.

11964159356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5329 (or 5327 counting only the distinct ones).

The product of its digits is 874800, while the sum is 50.

The spelling of 11964159356 in words is "eleven billion, nine hundred sixty-four million, one hundred fifty-nine thousand, three hundred fifty-six".