2502640000139 has 4 divisors (see below), whose sum is σ = 2545057627320. Its totient is φ = 2460222372960.

The previous prime is 2502640000127. The next prime is 2502640000243. The reversal of 2502640000139 is 9310000462052.

It is a happy number.

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 2502640000139 - 2²⁸ = 2502371564683 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2502640000439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21208813502 + ... + 21208813619.

It is an arithmetic number, because the mean of its divisors is an integer number (636264406830).

Almost surely, 2^{2502640000139} is an apocalyptic number.

2502640000139 is a deficient number, since it is larger than the sum of its proper divisors (42417627181).

2502640000139 is an equidigital number, since it uses as much as digits as its factorization.

2502640000139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42417627180.

The product of its (nonzero) digits is 12960, while the sum is 32.

The spelling of 2502640000139 in words is "two trillion, five hundred two billion, six hundred forty million, one hundred thirty-nine", and thus it is an aban number.