49590420797 has 2 divisors, whose sum is σ = 49590420798. Its totient is φ = 49590420796.

The previous prime is 49590420787. The next prime is 49590420799. The reversal of 49590420797 is 79702409594.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49523606521 + 66814276 = 222539^2 + 8174^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49590420797 is a prime.

Together with 49590420799, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49590420799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24795210398 + 24795210399.

It is an arithmetic number, because the mean of its divisors is an integer number (24795210399).

Almost surely, 2^49590420797 is an apocalyptic number.

It is an amenable number.

49590420797 is a deficient number, since it is larger than the sum of its proper divisors (1).

49590420797 is an equidigital number, since it uses as much as digits as its factorization.

49590420797 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5715360, while the sum is 56.

The spelling of 49590420797 in words is "forty-nine billion, five hundred ninety million, four hundred twenty thousand, seven hundred ninety-seven".