2150564162361 has 16 divisors (see below), whose sum is σ = 2977574117760. Its totient is φ = 1379007781760.

The previous prime is 2150564162353. The next prime is 2150564162393. The reversal of 2150564162361 is 1632614650512.

It is a cyclic number.

It is not a de Polignac number, because 2150564162361 - 2³ = 2150564162353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2150564162561) 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, 46971660 + ... + 47017421.

It is an arithmetic number, because the mean of its divisors is an integer number (186098382360).

Almost surely, 2^{2150564162361} is an apocalyptic number.

It is an amenable number.

2150564162361 is a deficient number, since it is larger than the sum of its proper divisors (827009955399).

2150564162361 is a wasteful number, since it uses less digits than its factorization.

2150564162361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93989376.

The product of its (nonzero) digits is 259200, while the sum is 42.

The spelling of 2150564162361 in words is "two trillion, one hundred fifty billion, five hundred sixty-four million, one hundred sixty-two thousand, three hundred sixty-one".