50140261999 has 2 divisors, whose sum is σ = 50140262000. Its totient is φ = 50140261998.

The previous prime is 50140261981. The next prime is 50140262033. The reversal of 50140261999 is 99916204105.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50140261999 - 2¹⁷ = 50140130927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50140261909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25070130999 + 25070131000.

It is an arithmetic number, because the mean of its divisors is an integer number (25070131000).

Almost surely, 2^50140261999 is an apocalyptic number.

50140261999 is a deficient number, since it is larger than the sum of its proper divisors (1).

50140261999 is an equidigital number, since it uses as much as digits as its factorization.

50140261999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 174960, while the sum is 46.

The spelling of 50140261999 in words is "fifty billion, one hundred forty million, two hundred sixty-one thousand, nine hundred ninety-nine".