13797707499 has 6 divisors (see below), whose sum is σ = 19930021956. Its totient is φ = 9198471660.

The previous prime is 13797707477. The next prime is 13797707503. The reversal of 13797707499 is 99470779731.

13797707499 is a `hidden beast` number, since 1 + 3 + 79 + 7 + 70 + 7 + 499 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-13797707499 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13797707419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 766539297 + ... + 766539314.

It is an arithmetic number, because the mean of its divisors is an integer number (3321670326).

Almost surely, 2^13797707499 is an apocalyptic number.

13797707499 is a deficient number, since it is larger than the sum of its proper divisors (6132314457).

13797707499 is a wasteful number, since it uses less digits than its factorization.

13797707499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1533078617 (or 1533078614 counting only the distinct ones).

The product of its (nonzero) digits is 21003948, while the sum is 63.

The spelling of 13797707499 in words is "thirteen billion, seven hundred ninety-seven million, seven hundred seven thousand, four hundred ninety-nine".