49085497297 has 2 divisors, whose sum is σ = 49085497298. Its totient is φ = 49085497296.

The previous prime is 49085497273. The next prime is 49085497319. The reversal of 49085497297 is 79279458094.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37696552336 + 11388944961 = 194156^2 + 106719^2 .

It is a cyclic number.

It is not a de Polignac number, because 49085497297 - 2⁷ = 49085497169 is a prime.

It is not a weakly prime, because it can be changed into another prime (49085495297) 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, 24542748648 + 24542748649.

It is an arithmetic number, because the mean of its divisors is an integer number (24542748649).

Almost surely, 2^49085497297 is an apocalyptic number.

It is an amenable number.

49085497297 is a deficient number, since it is larger than the sum of its proper divisors (1).

49085497297 is an equidigital number, since it uses as much as digits as its factorization.

49085497297 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 45722880, while the sum is 64.

The spelling of 49085497297 in words is "forty-nine billion, eighty-five million, four hundred ninety-seven thousand, two hundred ninety-seven".