372353046561 has 24 divisors (see below), whose sum is σ = 554433183720. Its totient is φ = 240628375296.

The previous prime is 372353046553. The next prime is 372353046619. The reversal of 372353046561 is 165640353273.

It is a happy number.

372353046561 is a `hidden beast` number, since 3 + 7 + 23 + 530 + 46 + 56 + 1 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 612859536 + 371740187025 = 24756^2 + 609705^2 .

It is not a de Polignac number, because 372353046561 - 2³ = 372353046553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (372353046521) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1988820 + ... + 2167973.

It is an arithmetic number, because the mean of its divisors is an integer number (23101382655).

Almost surely, 2^372353046561 is an apocalyptic number.

It is an amenable number.

372353046561 is a deficient number, since it is larger than the sum of its proper divisors (182080137159).

372353046561 is a wasteful number, since it uses less digits than its factorization.

372353046561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4157105 (or 4157102 counting only the distinct ones).

The product of its (nonzero) digits is 1360800, while the sum is 45.

The spelling of 372353046561 in words is "three hundred seventy-two billion, three hundred fifty-three million, forty-six thousand, five hundred sixty-one".