425708137751 has 16 divisors (see below), whose sum is σ = 470876115360. Its totient is φ = 382365204480.

The previous prime is 425708137651. The next prime is 425708137807. The reversal of 425708137751 is 157731807524.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-425708137751 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 425708137751.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425708137651) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 851690 + ... + 1255703.

It is an arithmetic number, because the mean of its divisors is an integer number (29429757210).

Almost surely, 2^425708137751 is an apocalyptic number.

425708137751 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

425708137751 is a deficient number, since it is larger than the sum of its proper divisors (45167977609).

425708137751 is a wasteful number, since it uses less digits than its factorization.

425708137751 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2107826.

The product of its (nonzero) digits is 1646400, while the sum is 50.

The spelling of 425708137751 in words is "four hundred twenty-five billion, seven hundred eight million, one hundred thirty-seven thousand, seven hundred fifty-one".