2500137762623 has 4 divisors (see below), whose sum is σ = 2586349409640. Its totient is φ = 2413926115608.

The previous prime is 2500137762611. The next prime is 2500137762667. The reversal of 2500137762623 is 3262677310052.

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 2500137762623 - 2⁴⁰ = 1400626134847 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2500137762673) 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, 43105823465 + ... + 43105823522.

It is an arithmetic number, because the mean of its divisors is an integer number (646587352410).

Almost surely, 2^{2500137762623} is an apocalyptic number.

2500137762623 is a deficient number, since it is larger than the sum of its proper divisors (86211647017).

2500137762623 is an equidigital number, since it uses as much as digits as its factorization.

2500137762623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86211647016.

The product of its (nonzero) digits is 635040, while the sum is 44.

The spelling of 2500137762623 in words is "two trillion, five hundred billion, one hundred thirty-seven million, seven hundred sixty-two thousand, six hundred twenty-three".