425701441765 has 8 divisors (see below), whose sum is σ = 511284791448. Its totient is φ = 340265779200.

The previous prime is 425701441757. The next prime is 425701441771. The reversal of 425701441765 is 567144107524.

It is a Cunningham number, because it is equal to 652458²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 153251892676 + 272449549089 = 391474^2 + 521967^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 425701441765 - 2³ = 425701441757 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36915436 + ... + 36926965.

It is an arithmetic number, because the mean of its divisors is an integer number (63910598931).

Almost surely, 2^425701441765 is an apocalyptic number.

It is an amenable number.

425701441765 is a deficient number, since it is larger than the sum of its proper divisors (85583349683).

425701441765 is a wasteful number, since it uses less digits than its factorization.

425701441765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73843559.

The product of its (nonzero) digits is 940800, while the sum is 46.

The spelling of 425701441765 in words is "four hundred twenty-five billion, seven hundred one million, four hundred forty-one thousand, seven hundred sixty-five".