49311947933 has 2 divisors, whose sum is σ = 49311947934. Its totient is φ = 49311947932.

The previous prime is 49311947921. The next prime is 49311948017. The reversal of 49311947933 is 33974911394.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31477146724 + 17834801209 = 177418^2 + 133547^2 .

It is a cyclic number.

It is not a de Polignac number, because 49311947933 - 2⁸ = 49311947677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49311947033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24655973966 + 24655973967.

It is an arithmetic number, because the mean of its divisors is an integer number (24655973967).

Almost surely, 2^49311947933 is an apocalyptic number.

It is an amenable number.

49311947933 is a deficient number, since it is larger than the sum of its proper divisors (1).

49311947933 is an equidigital number, since it uses as much as digits as its factorization.

49311947933 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2204496, while the sum is 53.

The spelling of 49311947933 in words is "forty-nine billion, three hundred eleven million, nine hundred forty-seven thousand, nine hundred thirty-three".