13232246166440 has 128 divisors (see below), whose sum is σ = 35823231590400. Its totient is φ = 4297197692160.

The previous prime is 13232246166437. The next prime is 13232246166481. The reversal of 13232246166440 is 4466164223231.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 13232246166391 and 13232246166400.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28878407 + ... + 29333033.

It is an arithmetic number, because the mean of its divisors is an integer number (279868996800).

Almost surely, 2^{13232246166440} is an apocalyptic number.

13232246166440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13232246166440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17911615795200).

13232246166440 is an abundant number, since it is smaller than the sum of its proper divisors (22590985423960).

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

13232246166440 is a wasteful number, since it uses less digits than its factorization.

13232246166440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460135 (or 460131 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 44.

The spelling of 13232246166440 in words is "thirteen trillion, two hundred thirty-two billion, two hundred forty-six million, one hundred sixty-six thousand, four hundred forty".