50787290819 has 2 divisors, whose sum is σ = 50787290820. Its totient is φ = 50787290818.

The previous prime is 50787290809. The next prime is 50787290857. The reversal of 50787290819 is 91809278705.

50787290819 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50787290819 - 2⁴ = 50787290803 is a prime.

It is a super-2 number, since 2×50787290819² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (50787290809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25393645409 + 25393645410.

It is an arithmetic number, because the mean of its divisors is an integer number (25393645410).

Almost surely, 2^50787290819 is an apocalyptic number.

50787290819 is a deficient number, since it is larger than the sum of its proper divisors (1).

50787290819 is an equidigital number, since it uses as much as digits as its factorization.

50787290819 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2540160, while the sum is 56.

The spelling of 50787290819 in words is "fifty billion, seven hundred eighty-seven million, two hundred ninety thousand, eight hundred nineteen".