2390871521772 has 36 divisors (see below), whose sum is σ = 6045819790920. Its totient is φ = 796663386432.

The previous prime is 2390871521749. The next prime is 2390871521789. The reversal of 2390871521772 is 2771251780932.

2390871521772 is a `hidden beast` number, since 2 + 39 + 0 + 87 + 1 + 521 + 7 + 7 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12142122 + ... + 12337457.

Almost surely, 2^{2390871521772} is an apocalyptic number.

It is an amenable number.

2390871521772 is an abundant number, since it is smaller than the sum of its proper divisors (3654948269148).

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

2390871521772 is a wasteful number, since it uses less digits than its factorization.

2390871521772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24482302 (or 24482297 counting only the distinct ones).

The product of its (nonzero) digits is 2963520, while the sum is 54.

The spelling of 2390871521772 in words is "two trillion, three hundred ninety billion, eight hundred seventy-one million, five hundred twenty-one thousand, seven hundred seventy-two".