2164240244432 has 40 divisors (see below), whose sum is σ = 4839694263552. Its totient is φ = 918348048000.

The previous prime is 2164240244431. The next prime is 2164240244447. The reversal of 2164240244432 is 2344420424612.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2164240244431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95649944 + ... + 95672567.

Almost surely, 2^{2164240244432} is an apocalyptic number.

It is an amenable number.

2164240244432 is an abundant number, since it is smaller than the sum of its proper divisors (2675454019120).

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

2164240244432 is a wasteful number, since it uses less digits than its factorization.

2164240244432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191322627 (or 191322621 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 38.

The spelling of 2164240244432 in words is "two trillion, one hundred sixty-four billion, two hundred forty million, two hundred forty-four thousand, four hundred thirty-two".