49217916373 has 2 divisors, whose sum is σ = 49217916374. Its totient is φ = 49217916372.

The previous prime is 49217916329. The next prime is 49217916439. The reversal of 49217916373 is 37361971294.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44974957329 + 4242959044 = 212073^2 + 65138^2 .

It is a cyclic number.

It is not a de Polignac number, because 49217916373 - 2⁹ = 49217915861 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 49217916373.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49217916773) 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, 24608958186 + 24608958187.

It is an arithmetic number, because the mean of its divisors is an integer number (24608958187).

Almost surely, 2^49217916373 is an apocalyptic number.

It is an amenable number.

49217916373 is a deficient number, since it is larger than the sum of its proper divisors (1).

49217916373 is an equidigital number, since it uses as much as digits as its factorization.

49217916373 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1714608, while the sum is 52.

The spelling of 49217916373 in words is "forty-nine billion, two hundred seventeen million, nine hundred sixteen thousand, three hundred seventy-three".