2273297826990 has 64 divisors (see below), whose sum is σ = 5559225509376. Its totient is φ = 594735303552.

The previous prime is 2273297826929. The next prime is 2273297827027. The reversal of 2273297826990 is 996287923722.

It is a Smith number, since the sum of its digits (66) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

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, 29833279 + ... + 29909381.

It is an arithmetic number, because the mean of its divisors is an integer number (86862898584).

Almost surely, 2^{2273297826990} is an apocalyptic number.

2273297826990 is an abundant number, since it is smaller than the sum of its proper divisors (3285927682386).

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

2273297826990 is a wasteful number, since it uses less digits than its factorization.

2273297826990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94953.

The product of its (nonzero) digits is 82301184, while the sum is 66.

The spelling of 2273297826990 in words is "two trillion, two hundred seventy-three billion, two hundred ninety-seven million, eight hundred twenty-six thousand, nine hundred ninety".