49522097897 has 2 divisors, whose sum is σ = 49522097898. Its totient is φ = 49522097896.

The previous prime is 49522097861. The next prime is 49522097909. The reversal of 49522097897 is 79879022594.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49484447401 + 37650496 = 222451^2 + 6136^2 .

It is a cyclic number.

It is not a de Polignac number, because 49522097897 - 2¹² = 49522093801 is a prime.

It is not a weakly prime, because it can be changed into another prime (49522093897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24761048948 + 24761048949.

It is an arithmetic number, because the mean of its divisors is an integer number (24761048949).

Almost surely, 2^49522097897 is an apocalyptic number.

It is an amenable number.

49522097897 is a deficient number, since it is larger than the sum of its proper divisors (1).

49522097897 is an equidigital number, since it uses as much as digits as its factorization.

49522097897 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22861440, while the sum is 62.

The spelling of 49522097897 in words is "forty-nine billion, five hundred twenty-two million, ninety-seven thousand, eight hundred ninety-seven".