50856032819 has 2 divisors, whose sum is σ = 50856032820. Its totient is φ = 50856032818.

The previous prime is 50856032813. The next prime is 50856032839. The reversal of 50856032819 is 91823065805.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50856032819 is a prime.

It is a super-2 number, since 2×50856032819² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (50856032813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25428016409 + 25428016410.

It is an arithmetic number, because the mean of its divisors is an integer number (25428016410).

Almost surely, 2^50856032819 is an apocalyptic number.

50856032819 is a deficient number, since it is larger than the sum of its proper divisors (1).

50856032819 is an equidigital number, since it uses as much as digits as its factorization.

50856032819 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 518400, while the sum is 47.

The spelling of 50856032819 in words is "fifty billion, eight hundred fifty-six million, thirty-two thousand, eight hundred nineteen".