50604064457 has 4 divisors (see below), whose sum is σ = 51558858180. Its totient is φ = 49649270736.

The previous prime is 50604064453. The next prime is 50604064463. The reversal of 50604064457 is 75446040605.

It is a happy number.

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 24806565001 + 25797499456 = 157501^2 + 160616^2 .

It is a cyclic number.

It is not a de Polignac number, because 50604064457 - 2² = 50604064453 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50604064453) 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, 477396782 + ... + 477396887.

It is an arithmetic number, because the mean of its divisors is an integer number (12889714545).

Almost surely, 2^50604064457 is an apocalyptic number.

It is an amenable number.

50604064457 is a deficient number, since it is larger than the sum of its proper divisors (954793723).

50604064457 is an equidigital number, since it uses as much as digits as its factorization.

50604064457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 954793722.

The product of its (nonzero) digits is 403200, while the sum is 41.

The spelling of 50604064457 in words is "fifty billion, six hundred four million, sixty-four thousand, four hundred fifty-seven".