13663370499 has 8 divisors (see below), whose sum is σ = 18662164752. Its totient is φ = 8886744960.

The previous prime is 13663370467. The next prime is 13663370537. The reversal of 13663370499 is 99407336631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13663370499 - 2⁵ = 13663370467 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13663370429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55542034 + ... + 55542279.

It is an arithmetic number, because the mean of its divisors is an integer number (2332770594).

Almost surely, 2^13663370499 is an apocalyptic number.

13663370499 is a deficient number, since it is larger than the sum of its proper divisors (4998794253).

13663370499 is a wasteful number, since it uses less digits than its factorization.

13663370499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111084357.

The product of its (nonzero) digits is 2204496, while the sum is 51.

The spelling of 13663370499 in words is "thirteen billion, six hundred sixty-three million, three hundred seventy thousand, four hundred ninety-nine".