50746219493 has 2 divisors, whose sum is σ = 50746219494. Its totient is φ = 50746219492.

The previous prime is 50746219481. The next prime is 50746219541. The reversal of 50746219493 is 39491264705.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46814678689 + 3931540804 = 216367^2 + 62702^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50746219493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50746249493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25373109746 + 25373109747.

It is an arithmetic number, because the mean of its divisors is an integer number (25373109747).

Almost surely, 2^50746219493 is an apocalyptic number.

It is an amenable number.

50746219493 is a deficient number, since it is larger than the sum of its proper divisors (1).

50746219493 is an equidigital number, since it uses as much as digits as its factorization.

50746219493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1632960, while the sum is 50.

The spelling of 50746219493 in words is "fifty billion, seven hundred forty-six million, two hundred nineteen thousand, four hundred ninety-three".