49116722573 has 2 divisors, whose sum is σ = 49116722574. Its totient is φ = 49116722572.

The previous prime is 49116722561. The next prime is 49116722579. The reversal of 49116722573 is 37522761194.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48683333449 + 433389124 = 220643^2 + 20818^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49116722573 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49116722579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24558361286 + 24558361287.

It is an arithmetic number, because the mean of its divisors is an integer number (24558361287).

Almost surely, 2^49116722573 is an apocalyptic number.

It is an amenable number.

49116722573 is a deficient number, since it is larger than the sum of its proper divisors (1).

49116722573 is an equidigital number, since it uses as much as digits as its factorization.

49116722573 is an evil number, because the sum of its binary digits is even.

The product of its digits is 635040, while the sum is 47.

The spelling of 49116722573 in words is "forty-nine billion, one hundred sixteen million, seven hundred twenty-two thousand, five hundred seventy-three".