50312421305 has 4 divisors (see below), whose sum is σ = 60374905572. Its totient is φ = 40249937040.

The previous prime is 50312421283. The next prime is 50312421359.

It is a happy number.

50312421305 is nontrivially palindromic in base 10.

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 33626757376 + 16685663929 = 183376^2 + 129173^2 .

It is a de Polignac number, because none of the positive numbers 2^k-50312421305 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5031242126 + ... + 5031242135.

It is an arithmetic number, because the mean of its divisors is an integer number (15093726393).

Almost surely, 2^50312421305 is an apocalyptic number.

It is an amenable number.

50312421305 is a deficient number, since it is larger than the sum of its proper divisors (10062484267).

50312421305 is a wasteful number, since it uses less digits than its factorization.

50312421305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10062484266.

The product of its (nonzero) digits is 3600, while the sum is 26.

The spelling of 50312421305 in words is "fifty billion, three hundred twelve million, four hundred twenty-one thousand, three hundred five".