2501390138889 has 8 divisors (see below), whose sum is σ = 3335243259040. Its totient is φ = 1667565222336.

The previous prime is 2501390138881. The next prime is 2501390138909. The reversal of 2501390138889 is 9888310931052.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2501390138889 - 2³ = 2501390138881 is a prime.

It is a super-2 number, since 2×2501390138889² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2501390138881) 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, 6843079 + ... + 7199340.

It is an arithmetic number, because the mean of its divisors is an integer number (416905407380).

Almost surely, 2^{2501390138889} is an apocalyptic number.

It is an amenable number.

2501390138889 is a deficient number, since it is larger than the sum of its proper divisors (833853120151).

2501390138889 is a wasteful number, since it uses less digits than its factorization.

2501390138889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14101799.

The product of its (nonzero) digits is 3732480, while the sum is 57.

The spelling of 2501390138889 in words is "two trillion, five hundred one billion, three hundred ninety million, one hundred thirty-eight thousand, eight hundred eighty-nine".