12502151699 has 4 divisors (see below), whose sum is σ = 13045723536. Its totient is φ = 11958579864.

The previous prime is 12502151587. The next prime is 12502151719. The reversal of 12502151699 is 99615120521.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99615120521 = 7 ⋅14230731503.

It is a cyclic number.

It is not a de Polignac number, because 12502151699 - 2²⁰ = 12501103123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12502151899) 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, 271785884 + ... + 271785929.

It is an arithmetic number, because the mean of its divisors is an integer number (3261430884).

Almost surely, 2^12502151699 is an apocalyptic number.

12502151699 is a deficient number, since it is larger than the sum of its proper divisors (543571837).

12502151699 is an equidigital number, since it uses as much as digits as its factorization.

12502151699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 543571836.

The product of its (nonzero) digits is 48600, while the sum is 41.

The spelling of 12502151699 in words is "twelve billion, five hundred two million, one hundred fifty-one thousand, six hundred ninety-nine".