2270721309824 has 64 divisors (see below), whose sum is σ = 4978620758880. Its totient is φ = 1023011942400.

The previous prime is 2270721309823. The next prime is 2270721309911. The reversal of 2270721309824 is 4289031270722.

It is a tau number, because it is divible by the number of its divisors (64).

It is not an unprimeable number, because it can be changed into a prime (2270721309823) 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, 6976862 + ... + 7295069.

Almost surely, 2^{2270721309824} is an apocalyptic number.

It is an amenable number.

2270721309824 is an abundant number, since it is smaller than the sum of its proper divisors (2707899449056).

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

2270721309824 is a wasteful number, since it uses less digits than its factorization.

2270721309824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14272069 (or 14272057 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 47.

The spelling of 2270721309824 in words is "two trillion, two hundred seventy billion, seven hundred twenty-one million, three hundred nine thousand, eight hundred twenty-four".