2125412495856 has 160 divisors (see below), whose sum is σ = 6796559784000. Its totient is φ = 631422231552.

The previous prime is 2125412495819. The next prime is 2125412495879. The reversal of 2125412495856 is 6585942145212.

It is a happy number.

2125412495856 is a `hidden beast` number, since 2 + 1 + 2 + 5 + 4 + 12 + 49 + 585 + 6 = 666.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6362251 + ... + 6687978.

It is an arithmetic number, because the mean of its divisors is an integer number (42478498650).

Almost surely, 2^{2125412495856} is an apocalyptic number.

2125412495856 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2125412495856 is an abundant number, since it is smaller than the sum of its proper divisors (4671147288144).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2125412495856 is a wasteful number, since it uses less digits than its factorization.

2125412495856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13050288 (or 13050276 counting only the distinct ones).

The product of its digits is 6912000, while the sum is 54.

The spelling of 2125412495856 in words is "two trillion, one hundred twenty-five billion, four hundred twelve million, four hundred ninety-five thousand, eight hundred fifty-six".