2236253644464 has 160 divisors (see below), whose sum is σ = 6727406275584. Its totient is φ = 626910658560.

The previous prime is 2236253644453. The next prime is 2236253644477. The reversal of 2236253644464 is 4644463526322.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4497709 + ... + 4970099.

Almost surely, 2^{2236253644464} is an apocalyptic number.

2236253644464 is a gapful number since it is divisible by the number (24) 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 2236253644464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3363703137792).

2236253644464 is an abundant number, since it is smaller than the sum of its proper divisors (4491152631120).

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

2236253644464 is a wasteful number, since it uses less digits than its factorization.

2236253644464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 472675 (or 472669 counting only the distinct ones).

The product of its digits is 19906560, while the sum is 51.

The spelling of 2236253644464 in words is "two trillion, two hundred thirty-six billion, two hundred fifty-three million, six hundred forty-four thousand, four hundred sixty-four".