2140657408525 has 48 divisors (see below), whose sum is σ = 2757897108288. Its totient is φ = 1647277632000.

The previous prime is 2140657408499. The next prime is 2140657408567. The reversal of 2140657408525 is 5258047560412.

It is not a de Polignac number, because 2140657408525 - 2¹⁹ = 2140656884237 is a prime.

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 18674385 + ... + 18788665.

It is an arithmetic number, because the mean of its divisors is an integer number (57456189756).

Almost surely, 2^{2140657408525} is an apocalyptic number.

2140657408525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2140657408525 is a deficient number, since it is larger than the sum of its proper divisors (617239699763).

2140657408525 is a wasteful number, since it uses less digits than its factorization.

2140657408525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114622 (or 114617 counting only the distinct ones).

The product of its (nonzero) digits is 2688000, while the sum is 49.

The spelling of 2140657408525 in words is "two trillion, one hundred forty billion, six hundred fifty-seven million, four hundred eight thousand, five hundred twenty-five".