4256441742125 has 64 divisors (see below), whose sum is σ = 5497561255680. Its totient is φ = 3288630067200.

The previous prime is 4256441742107. The next prime is 4256441742131. The reversal of 4256441742125 is 5212471446524.

It is not a de Polignac number, because 4256441742125 - 2⁸ = 4256441741869 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4256441742125.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 138346994 + ... + 138377756.

It is an arithmetic number, because the mean of its divisors is an integer number (85899394620).

Almost surely, 2^{4256441742125} is an apocalyptic number.

It is an amenable number.

4256441742125 is a deficient number, since it is larger than the sum of its proper divisors (1241119513555).

4256441742125 is a wasteful number, since it uses less digits than its factorization.

4256441742125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31167 (or 31157 counting only the distinct ones).

The product of its digits is 2150400, while the sum is 47.

The spelling of 4256441742125 in words is "four trillion, two hundred fifty-six billion, four hundred forty-one million, seven hundred forty-two thousand, one hundred twenty-five".