50403764991929 has 2 divisors, whose sum is σ = 50403764991930. Its totient is φ = 50403764991928.

The previous prime is 50403764991817. The next prime is 50403764991991. The reversal of 50403764991929 is 92919946730405.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28860242741929 + 21543522250000 = 5372173^2 + 4641500^2 .

It is a cyclic number.

It is not a de Polignac number, because 50403764991929 - 2¹² = 50403764987833 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (50403764991329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25201882495964 + 25201882495965.

It is an arithmetic number, because the mean of its divisors is an integer number (25201882495965).

Almost surely, 2^{50403764991929} is an apocalyptic number.

It is an amenable number.

50403764991929 is a deficient number, since it is larger than the sum of its proper divisors (1).

50403764991929 is an equidigital number, since it uses as much as digits as its factorization.

50403764991929 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 132269760, while the sum is 68.

The spelling of 50403764991929 in words is "fifty trillion, four hundred three billion, seven hundred sixty-four million, nine hundred ninety-one thousand, nine hundred twenty-nine".