45808297897 has 2 divisors, whose sum is σ = 45808297898. Its totient is φ = 45808297896.

The previous prime is 45808297889. The next prime is 45808297933. The reversal of 45808297897 is 79879280854.

45808297897 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38456778816 + 7351519081 = 196104^2 + 85741^2 .

It is a cyclic number.

It is not a de Polignac number, because 45808297897 - 2³ = 45808297889 is a prime.

It is not a weakly prime, because it can be changed into another prime (45808297867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22904148948 + 22904148949.

It is an arithmetic number, because the mean of its divisors is an integer number (22904148949).

Almost surely, 2^45808297897 is an apocalyptic number.

It is an amenable number.

45808297897 is a deficient number, since it is larger than the sum of its proper divisors (1).

45808297897 is an equidigital number, since it uses as much as digits as its factorization.

45808297897 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81285120, while the sum is 67.

The spelling of 45808297897 in words is "forty-five billion, eight hundred eight million, two hundred ninety-seven thousand, eight hundred ninety-seven".