13636643330 has 128 divisors (see below), whose sum is σ = 28248549120. Its totient is φ = 4707901440.

The previous prime is 13636643297. The next prime is 13636643389. The reversal of 13636643330 is 3334663631.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13200494 + ... + 13201526.

It is an arithmetic number, because the mean of its divisors is an integer number (220691790).

Almost surely, 2^13636643330 is an apocalyptic number.

13636643330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13636643330 is an abundant number, since it is smaller than the sum of its proper divisors (14611905790).

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

13636643330 is a wasteful number, since it uses less digits than its factorization.

13636643330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1204.

The product of its (nonzero) digits is 209952, while the sum is 38.

The spelling of 13636643330 in words is "thirteen billion, six hundred thirty-six million, six hundred forty-three thousand, three hundred thirty".