50394924791 has 4 divisors (see below), whose sum is σ = 50396080752. Its totient is φ = 50393768832.

The previous prime is 50394924781. The next prime is 50394924793. The reversal of 50394924791 is 19742949305.

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

It is a cyclic number.

It is not a de Polignac number, because 50394924791 - 2²⁶ = 50327815927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50394924793) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 509915 + ... + 600668.

It is an arithmetic number, because the mean of its divisors is an integer number (12599020188).

Almost surely, 2^50394924791 is an apocalyptic number.

50394924791 is a deficient number, since it is larger than the sum of its proper divisors (1155961).

50394924791 is a wasteful number, since it uses less digits than its factorization.

50394924791 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1155960.

The product of its (nonzero) digits is 2449440, while the sum is 53.

The spelling of 50394924791 in words is "fifty billion, three hundred ninety-four million, nine hundred twenty-four thousand, seven hundred ninety-one".