138607096499 has 4 divisors (see below), whose sum is σ = 138610018080. Its totient is φ = 138604174920.

The previous prime is 138607096487. The next prime is 138607096501. The reversal of 138607096499 is 994690706831.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 138607096499 - 2¹⁶ = 138607030963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (138607096469) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1388432 + ... + 1484909.

It is an arithmetic number, because the mean of its divisors is an integer number (34652504520).

Almost surely, 2^138607096499 is an apocalyptic number.

138607096499 is a deficient number, since it is larger than the sum of its proper divisors (2921581).

138607096499 is an equidigital number, since it uses as much as digits as its factorization.

138607096499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2921580.

The product of its (nonzero) digits is 17635968, while the sum is 62.

The spelling of 138607096499 in words is "one hundred thirty-eight billion, six hundred seven million, ninety-six thousand, four hundred ninety-nine".