50164651793 has 2 divisors, whose sum is σ = 50164651794. Its totient is φ = 50164651792.

The previous prime is 50164651781. The next prime is 50164651819. The reversal of 50164651793 is 39715646105.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49423069969 + 741581824 = 222313^2 + 27232^2 .

It is a cyclic number.

It is not a de Polignac number, because 50164651793 - 2⁴ = 50164651777 is a prime.

It is a super-2 number, since 2×50164651793² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (50164651703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25082325896 + 25082325897.

It is an arithmetic number, because the mean of its divisors is an integer number (25082325897).

Almost surely, 2^50164651793 is an apocalyptic number.

It is an amenable number.

50164651793 is a deficient number, since it is larger than the sum of its proper divisors (1).

50164651793 is an equidigital number, since it uses as much as digits as its factorization.

50164651793 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 680400, while the sum is 47.

The spelling of 50164651793 in words is "fifty billion, one hundred sixty-four million, six hundred fifty-one thousand, seven hundred ninety-three".