2152631662530 has 32 divisors (see below), whose sum is σ = 5166355025664. Its totient is φ = 574030772736.

The previous prime is 2152631662499. The next prime is 2152631662549. The reversal of 2152631662530 is 352661362512.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6728274 + ... + 7040946.

It is an arithmetic number, because the mean of its divisors is an integer number (161448594552).

Almost surely, 2^{2152631662530} is an apocalyptic number.

2152631662530 is an abundant number, since it is smaller than the sum of its proper divisors (3013723363134).

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

2152631662530 is a wasteful number, since it uses less digits than its factorization.

2152631662530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542170.

The product of its (nonzero) digits is 388800, while the sum is 42.

The spelling of 2152631662530 in words is "two trillion, one hundred fifty-two billion, six hundred thirty-one million, six hundred sixty-two thousand, five hundred thirty".