10013636240 has 20 divisors (see below), whose sum is σ = 23281704444. Its totient is φ = 4005454464.

The previous prime is 10013636239. The next prime is 10013636251. The reversal of 10013636240 is 4263631001.

It can be written as a sum of positive squares in 2 ways, for example, as 7248138496 + 2765497744 = 85136^2 + 52588^2 .

It is a tau number, because it is divible by the number of its divisors (20).

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, 62585147 + ... + 62585306.

Almost surely, 2^10013636240 is an apocalyptic number.

10013636240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10013636240 is an abundant number, since it is smaller than the sum of its proper divisors (13268068204).

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

10013636240 is a wasteful number, since it uses less digits than its factorization.

10013636240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125170466 (or 125170460 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

The spelling of 10013636240 in words is "ten billion, thirteen million, six hundred thirty-six thousand, two hundred forty".