2150524011621 has 16 divisors (see below), whose sum is σ = 2916023457600. Its totient is φ = 1409354598528.

The previous prime is 2150524011617. The next prime is 2150524011637. The reversal of 2150524011621 is 1261104250512.

It is not a de Polignac number, because 2150524011621 - 2² = 2150524011617 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2150524011221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12185035 + ... + 12360263.

It is an arithmetic number, because the mean of its divisors is an integer number (182251466100).

Almost surely, 2^{2150524011621} is an apocalyptic number.

It is an amenable number.

2150524011621 is a deficient number, since it is larger than the sum of its proper divisors (765499445979).

2150524011621 is a wasteful number, since it uses less digits than its factorization.

2150524011621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244628.

The product of its (nonzero) digits is 4800, while the sum is 30.

The spelling of 2150524011621 in words is "two trillion, one hundred fifty billion, five hundred twenty-four million, eleven thousand, six hundred twenty-one".