201453500264 has 16 divisors (see below), whose sum is σ = 377750338020. Its totient is φ = 100720076800.

The previous prime is 201453500231. The next prime is 201453500293. The reversal of 201453500264 is 462005354102.

It can be written as a sum of positive squares in 2 ways, for example, as 201215044900 + 238455364 = 448570^2 + 15442^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 201453500264.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 704687 + ... + 948414.

Almost surely, 2^201453500264 is an apocalyptic number.

It is an amenable number.

201453500264 is a deficient number, since it is larger than the sum of its proper divisors (176296837756).

201453500264 is a wasteful number, since it uses less digits than its factorization.

201453500264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1668340 (or 1668336 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 201453500264 its reverse (462005354102), we get a palindrome (663458854366).

The spelling of 201453500264 in words is "two hundred one billion, four hundred fifty-three million, five hundred thousand, two hundred sixty-four".