13320555050499 has 16 divisors (see below), whose sum is σ = 18534341831424. Its totient is φ = 8493627304800.

The previous prime is 13320555050489. The next prime is 13320555050513. The reversal of 13320555050499 is 99405055502331.

It is a happy number.

It is not a de Polignac number, because 13320555050499 - 2¹³ = 13320555042307 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13320555050489) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6345412 + ... + 8179569.

It is an arithmetic number, because the mean of its divisors is an integer number (1158396364464).

Almost surely, 2^{13320555050499} is an apocalyptic number.

13320555050499 is a deficient number, since it is larger than the sum of its proper divisors (5213786780925).

13320555050499 is a wasteful number, since it uses less digits than its factorization.

13320555050499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14538298.

The product of its (nonzero) digits is 3645000, while the sum is 51.

The spelling of 13320555050499 in words is "thirteen trillion, three hundred twenty billion, five hundred fifty-five million, fifty thousand, four hundred ninety-nine".