50765636640993 has 16 divisors (see below), whose sum is σ = 70023509786880. Its totient is φ = 32675825361536.

The previous prime is 50765636640991. The next prime is 50765636641043. The reversal of 50765636640993 is 39904663656705.

It is a cyclic number.

It is not a de Polignac number, because 50765636640993 - 2¹ = 50765636640991 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (50765636640991) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4929705 + ... + 11217542.

It is an arithmetic number, because the mean of its divisors is an integer number (4376469361680).

Almost surely, 2^{50765636640993} is an apocalyptic number.

It is an amenable number.

50765636640993 is a deficient number, since it is larger than the sum of its proper divisors (19257873145887).

50765636640993 is a wasteful number, since it uses less digits than its factorization.

50765636640993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16183416.

The product of its (nonzero) digits is 661348800, while the sum is 69.

The spelling of 50765636640993 in words is "fifty trillion, seven hundred sixty-five billion, six hundred thirty-six million, six hundred forty thousand, nine hundred ninety-three".