2142251530425 has 48 divisors (see below), whose sum is σ = 3936040577280. Its totient is φ = 1142346841920.

The previous prime is 2142251530369. The next prime is 2142251530451. The reversal of 2142251530425 is 5240351522412.

2142251530425 is a `hidden beast` number, since 2 + 1 + 4 + 225 + 1 + 5 + 3 + 0 + 425 = 666.

It is not a de Polignac number, because 2142251530425 - 2⁶ = 2142251530361 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2142251530425.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3909712 + ... + 4423838.

It is an arithmetic number, because the mean of its divisors is an integer number (82000845360).

Almost surely, 2^{2142251530425} is an apocalyptic number.

2142251530425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2142251530425 is a deficient number, since it is larger than the sum of its proper divisors (1793789046855).

2142251530425 is a wasteful number, since it uses less digits than its factorization.

2142251530425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 520319 (or 520308 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

The spelling of 2142251530425 in words is "two trillion, one hundred forty-two billion, two hundred fifty-one million, five hundred thirty thousand, four hundred twenty-five".