13494237699 has 8 divisors (see below), whose sum is σ = 18478595920. Its totient is φ = 8753018976.

The previous prime is 13494237667. The next prime is 13494237707. The reversal of 13494237699 is 99673249431.

It is a happy number.

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

It is not a de Polignac number, because 13494237699 - 2⁵ = 13494237667 is a prime.

It is a super-2 number, since 2×13494237699² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13494237629) 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, 60784744 + ... + 60784965.

It is an arithmetic number, because the mean of its divisors is an integer number (2309824490).

Almost surely, 2^13494237699 is an apocalyptic number.

13494237699 is a deficient number, since it is larger than the sum of its proper divisors (4984358221).

13494237699 is a wasteful number, since it uses less digits than its factorization.

13494237699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121569749.

The product of its digits is 8817984, while the sum is 57.

The spelling of 13494237699 in words is "thirteen billion, four hundred ninety-four million, two hundred thirty-seven thousand, six hundred ninety-nine".