50782861413 has 8 divisors (see below), whose sum is σ = 75233868800. Its totient is φ = 33855240924.

The previous prime is 50782861391. The next prime is 50782861421. The reversal of 50782861413 is 31416828705.

50782861413 is a `hidden beast` number, since 5 + 0 + 7 + 8 + 28 + 614 + 1 + 3 = 666.

It is not a de Polignac number, because 50782861413 - 2⁹ = 50782860901 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50782861433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 940423333 + ... + 940423386.

It is an arithmetic number, because the mean of its divisors is an integer number (9404233600).

Almost surely, 2^50782861413 is an apocalyptic number.

It is an amenable number.

50782861413 is a deficient number, since it is larger than the sum of its proper divisors (24451007387).

50782861413 is a wasteful number, since it uses less digits than its factorization.

50782861413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1880846728 (or 1880846722 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 45.

The spelling of 50782861413 in words is "fifty billion, seven hundred eighty-two million, eight hundred sixty-one thousand, four hundred thirteen".