425708137753 has 4 divisors (see below), whose sum is σ = 440387728740. Its totient is φ = 411028546768.

The previous prime is 425708137651. The next prime is 425708137807. The reversal of 425708137753 is 357731807524.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 162342108889 + 263366028864 = 402917^2 + 513192^2 .

It is a cyclic number.

It is not a de Polignac number, because 425708137753 - 2²⁹ = 425171266841 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 425708137753.

It is not an unprimeable number, because it can be changed into a prime (425708117753) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7339795450 + ... + 7339795507.

It is an arithmetic number, because the mean of its divisors is an integer number (110096932185).

Almost surely, 2^425708137753 is an apocalyptic number.

It is an amenable number.

425708137753 is a deficient number, since it is larger than the sum of its proper divisors (14679590987).

425708137753 is a wasteful number, since it uses less digits than its factorization.

425708137753 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14679590986.

The product of its (nonzero) digits is 4939200, while the sum is 52.

The spelling of 425708137753 in words is "four hundred twenty-five billion, seven hundred eight million, one hundred thirty-seven thousand, seven hundred fifty-three".