49933663973 has 2 divisors, whose sum is σ = 49933663974. Its totient is φ = 49933663972.

The previous prime is 49933663961. The next prime is 49933664023. The reversal of 49933663973 is 37936633994.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37946260804 + 11987403169 = 194798^2 + 109487^2 .

It is a cyclic number.

It is not a de Polignac number, because 49933663973 - 2¹⁰ = 49933662949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49933666973) 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, 24966831986 + 24966831987.

It is an arithmetic number, because the mean of its divisors is an integer number (24966831987).

Almost surely, 2^49933663973 is an apocalyptic number.

It is an amenable number.

49933663973 is a deficient number, since it is larger than the sum of its proper divisors (1).

49933663973 is an equidigital number, since it uses as much as digits as its factorization.

49933663973 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 59521392, while the sum is 62.

The spelling of 49933663973 in words is "forty-nine billion, nine hundred thirty-three million, six hundred sixty-three thousand, nine hundred seventy-three".