136916799 has 8 divisors (see below), whose sum is σ = 184607280. Its totient is φ = 90252096.

The previous prime is 136916783. The next prime is 136916809. The reversal of 136916799 is 997619631.

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

It is not a de Polignac number, because 136916799 - 2⁴ = 136916783 is a prime.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136916729) 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, 256132 + ... + 256665.

It is an arithmetic number, because the mean of its divisors is an integer number (23075910).

Almost surely, 2^136916799 is an apocalyptic number.

136916799 is a deficient number, since it is larger than the sum of its proper divisors (47690481).

136916799 is an equidigital number, since it uses as much as digits as its factorization.

136916799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 512889.

The product of its digits is 551124, while the sum is 51.

The square root of 136916799 is about 11701.1452003639. The cubic root of 136916799 is about 515.4092941344.

The spelling of 136916799 in words is "one hundred thirty-six million, nine hundred sixteen thousand, seven hundred ninety-nine".