50425264565 has 8 divisors (see below), whose sum is σ = 65164957368. Its totient is φ = 37237118400.

The previous prime is 50425264507. The next prime is 50425264579. The reversal of 50425264565 is 56546252405.

It can be written as a sum of positive squares in 4 ways, for example, as 37136836 + 50388127729 = 6094^2 + 224473^2 .

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

It is not a de Polignac number, because 50425264565 - 2⁶ = 50425264501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 387886586 + ... + 387886715.

It is an arithmetic number, because the mean of its divisors is an integer number (8145619671).

Almost surely, 2^50425264565 is an apocalyptic number.

It is an amenable number.

50425264565 is a deficient number, since it is larger than the sum of its proper divisors (14739692803).

50425264565 is a wasteful number, since it uses less digits than its factorization.

50425264565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 775773319.

The product of its (nonzero) digits is 1440000, while the sum is 44.

The spelling of 50425264565 in words is "fifty billion, four hundred twenty-five million, two hundred sixty-four thousand, five hundred sixty-five".