2150613661557 has 16 divisors (see below), whose sum is σ = 2946983589440. Its totient is φ = 1394284292352.

The previous prime is 2150613661481. The next prime is 2150613661571. The reversal of 2150613661557 is 7551663160512.

It is not a de Polignac number, because 2150613661557 - 2¹⁵ = 2150613628789 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2150613661577) 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, 36370948 + ... + 36430029.

It is an arithmetic number, because the mean of its divisors is an integer number (184186474340).

Almost surely, 2^{2150613661557} is an apocalyptic number.

It is an amenable number.

2150613661557 is a deficient number, since it is larger than the sum of its proper divisors (796369927883).

2150613661557 is a wasteful number, since it uses less digits than its factorization.

2150613661557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72801252.

The product of its (nonzero) digits is 1134000, while the sum is 48.

The spelling of 2150613661557 in words is "two trillion, one hundred fifty billion, six hundred thirteen million, six hundred sixty-one thousand, five hundred fifty-seven".