2301561164552 has 64 divisors (see below), whose sum is σ = 5090440042800. Its totient is φ = 965298216960.

The previous prime is 2301561164503. The next prime is 2301561164561. The reversal of 2301561164552 is 2554611651032.

It can be written as a sum of positive squares in 8 ways, for example, as 569563033636 + 1731998130916 = 754694^2 + 1316054^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22393349 + ... + 22495892.

Almost surely, 2^{2301561164552} is an apocalyptic number.

It is an amenable number.

2301561164552 is an abundant number, since it is smaller than the sum of its proper divisors (2788878878248).

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

2301561164552 is a wasteful number, since it uses less digits than its factorization.

2301561164552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44889306 (or 44889302 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 41.

The spelling of 2301561164552 in words is "two trillion, three hundred one billion, five hundred sixty-one million, one hundred sixty-four thousand, five hundred fifty-two".