13263265530 has 48 divisors (see below), whose sum is σ = 36512994024. Its totient is φ = 3328819200.

The previous prime is 13263265487. The next prime is 13263265553. The reversal of 13263265530 is 3556236231.

13263265530 is a `hidden beast` number, since 1 + 3 + 2 + 63 + 2 + 65 + 530 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 13241335041 + 21930489 = 115071^2 + 4683^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4332871 + ... + 4335930.

Almost surely, 2^13263265530 is an apocalyptic number.

13263265530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13263265530 is an abundant number, since it is smaller than the sum of its proper divisors (23249728494).

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

13263265530 is a wasteful number, since it uses less digits than its factorization.

13263265530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8668831 (or 8668828 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 36.

The spelling of 13263265530 in words is "thirteen billion, two hundred sixty-three million, two hundred sixty-five thousand, five hundred thirty".