366012187788025 has 27 divisors (see below), whose sum is σ = 470048512980423. Its totient is φ = 282710719569600.

The previous prime is 366012187788017. The next prime is 366012187788059. The reversal of 366012187788025 is 520887781210663.

The square root of 366012187788025 is 19131445.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 13 ways, for example, as 288203487574249 + 77808700213776 = 16976557^2 + 8820924^2 .

It is not a de Polignac number, because 366012187788025 - 2³ = 366012187788017 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 2773993555 + ... + 2774125495.

Almost surely, 2^{366012187788025} is an apocalyptic number.

366012187788025 is the 19131445-th square number.

366012187788025 is the 9565723-rd centered octagonal number.

It is an amenable number.

366012187788025 is a deficient number, since it is larger than the sum of its proper divisors (104036325192398).

366012187788025 is an frugal number, since it uses more digits than its factorization.

366012187788025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263950 (or 131975 counting only the distinct ones).

The product of its (nonzero) digits is 54190080, while the sum is 64.

The spelling of 366012187788025 in words is "three hundred sixty-six trillion, twelve billion, one hundred eighty-seven million, seven hundred eighty-eight thousand, twenty-five".