404551326097 has 2 divisors, whose sum is σ = 404551326098. Its totient is φ = 404551326096.

The previous prime is 404551326089. The next prime is 404551326119. The reversal of 404551326097 is 790623155404.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 246337512976 + 158213813121 = 496324^2 + 397761^2 .

It is a cyclic number.

It is not a de Polignac number, because 404551326097 - 2³ = 404551326089 is a prime.

It is not a weakly prime, because it can be changed into another prime (404551326037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202275663048 + 202275663049.

It is an arithmetic number, because the mean of its divisors is an integer number (202275663049).

Almost surely, 2^404551326097 is an apocalyptic number.

It is an amenable number.

404551326097 is a deficient number, since it is larger than the sum of its proper divisors (1).

404551326097 is an equidigital number, since it uses as much as digits as its factorization.

404551326097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 907200, while the sum is 46.

The spelling of 404551326097 in words is "four hundred four billion, five hundred fifty-one million, three hundred twenty-six thousand, ninety-seven".