11744521356 has 48 divisors (see below), whose sum is σ = 27928817280. Its totient is φ = 3840138240.

The previous prime is 11744521309. The next prime is 11744521367. The reversal of 11744521356 is 65312544711.

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, 312876 + ... + 348396.

It is an arithmetic number, because the mean of its divisors is an integer number (581850360).

Almost surely, 2^11744521356 is an apocalyptic number.

It is an amenable number.

11744521356 is an abundant number, since it is smaller than the sum of its proper divisors (16184295924).

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

11744521356 is a wasteful number, since it uses less digits than its factorization.

11744521356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36054 (or 36052 counting only the distinct ones).

The product of its digits is 100800, while the sum is 39.

The spelling of 11744521356 in words is "eleven billion, seven hundred forty-four million, five hundred twenty-one thousand, three hundred fifty-six".