50679886399 has 2 divisors, whose sum is σ = 50679886400. Its totient is φ = 50679886398.

The previous prime is 50679886373. The next prime is 50679886409. The reversal of 50679886399 is 99368897605.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50679886399 - 2²¹ = 50677789247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50679886339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25339943199 + 25339943200.

It is an arithmetic number, because the mean of its divisors is an integer number (25339943200).

Almost surely, 2^50679886399 is an apocalyptic number.

50679886399 is a deficient number, since it is larger than the sum of its proper divisors (1).

50679886399 is an equidigital number, since it uses as much as digits as its factorization.

50679886399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 176359680, while the sum is 70.

The spelling of 50679886399 in words is "fifty billion, six hundred seventy-nine million, eight hundred eighty-six thousand, three hundred ninety-nine".