12390756099 has 8 divisors (see below), whose sum is σ = 16521525072. Its totient is φ = 8260245600.

The previous prime is 12390756047. The next prime is 12390756107. The reversal of 12390756099 is 99065709321.

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 12390756099 - 2⁸ = 12390755843 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12390751099) 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, 138037 + ... + 209369.

It is an arithmetic number, because the mean of its divisors is an integer number (2065190634).

Almost surely, 2^12390756099 is an apocalyptic number.

12390756099 is a deficient number, since it is larger than the sum of its proper divisors (4130768973).

12390756099 is an equidigital number, since it uses as much as digits as its factorization.

12390756099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129237.

The product of its (nonzero) digits is 918540, while the sum is 51.

The spelling of 12390756099 in words is "twelve billion, three hundred ninety million, seven hundred fifty-six thousand, ninety-nine".