50501056993 has 2 divisors, whose sum is σ = 50501056994. Its totient is φ = 50501056992.

The previous prime is 50501056979. The next prime is 50501057027. The reversal of 50501056993 is 39965010505.

50501056993 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 can be written as a sum of positive squares in only one way, i.e., 48192542784 + 2308514209 = 219528^2 + 48047^2 .

It is a cyclic number.

It is not a de Polignac number, because 50501056993 - 2⁵ = 50501056961 is a prime.

It is not a weakly prime, because it can be changed into another prime (50501056913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25250528496 + 25250528497.

It is an arithmetic number, because the mean of its divisors is an integer number (25250528497).

Almost surely, 2^50501056993 is an apocalyptic number.

It is an amenable number.

50501056993 is a deficient number, since it is larger than the sum of its proper divisors (1).

50501056993 is an equidigital number, since it uses as much as digits as its factorization.

50501056993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 182250, while the sum is 43.

The spelling of 50501056993 in words is "fifty billion, five hundred one million, fifty-six thousand, nine hundred ninety-three".