201653087364 has 27 divisors (see below), whose sum is σ = 509741003863. Its totient is φ = 67216797672.

The previous prime is 201653087329. The next prime is 201653087407. The reversal of 201653087364 is 463780356102.

The square root of 201653087364 is 449058.

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

201653087364 is a `hidden beast` number, since 2 + 0 + 1 + 6 + 530 + 87 + 36 + 4 = 666.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2656927 + ... + 2731769.

Almost surely, 2^201653087364 is an apocalyptic number.

201653087364 is the 449058-th square number.

It is an amenable number.

201653087364 is an abundant number, since it is smaller than the sum of its proper divisors (308087916499).

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

201653087364 is an frugal number, since it uses more digits than its factorization.

201653087364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149696 (or 74848 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 45.

The spelling of 201653087364 in words is "two hundred one billion, six hundred fifty-three million, eighty-seven thousand, three hundred sixty-four".