13663354500 has 72 divisors (see below), whose sum is σ = 43103343192. Its totient is φ = 3643560000.

The previous prime is 13663354489. The next prime is 13663354541. The reversal of 13663354500 is 545336631.

13663354500 is a `hidden beast` number, since 13 + 6 + 633 + 5 + 4 + 5 + 0 + 0 = 666.

13663354500 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 3613692996 + 10049661504 = 60114^2 + 100248^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1513651 + ... + 1522650.

Almost surely, 2^13663354500 is an apocalyptic number.

13663354500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13663354500 is an abundant number, since it is smaller than the sum of its proper divisors (29439988692).

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

13663354500 is a wasteful number, since it uses less digits than its factorization.

13663354500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3036326 (or 3036311 counting only the distinct ones).

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

The spelling of 13663354500 in words is "thirteen billion, six hundred sixty-three million, three hundred fifty-four thousand, five hundred".