50644496497 has 6 divisors (see below), whose sum is σ = 58912985778. Its totient is φ = 43409568384.

The previous prime is 50644496477. The next prime is 50644496509. The reversal of 50644496497 is 79469444605.

50644496497 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 38010961296 + 12633535201 = 194964^2 + 112399^2 .

It is not a de Polignac number, because 50644496497 - 2¹¹ = 50644494449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50644496407) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 516780528 + ... + 516780625.

It is an arithmetic number, because the mean of its divisors is an integer number (9818830963).

Almost surely, 2^50644496497 is an apocalyptic number.

It is an amenable number.

50644496497 is a deficient number, since it is larger than the sum of its proper divisors (8268489281).

50644496497 is a wasteful number, since it uses less digits than its factorization.

50644496497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1033561167 (or 1033561160 counting only the distinct ones).

The product of its (nonzero) digits is 26127360, while the sum is 58.

The spelling of 50644496497 in words is "fifty billion, six hundred forty-four million, four hundred ninety-six thousand, four hundred ninety-seven".