2150522065660 has 48 divisors (see below), whose sum is σ = 4783310479584. Its totient is φ = 809343940608.

The previous prime is 2150522065633. The next prime is 2150522065669. The reversal of 2150522065660 is 665602250512.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2150522065669) by changing a digit.

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, 11632 + ... + 2073928.

It is an arithmetic number, because the mean of its divisors is an integer number (99652301658).

Almost surely, 2^{2150522065660} is an apocalyptic number.

2150522065660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2150522065660 is an abundant number, since it is smaller than the sum of its proper divisors (2632788413924).

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

2150522065660 is a wasteful number, since it uses less digits than its factorization.

2150522065660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2065390 (or 2065388 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 40.

The spelling of 2150522065660 in words is "two trillion, one hundred fifty billion, five hundred twenty-two million, sixty-five thousand, six hundred sixty".