425445624193 has 2 divisors, whose sum is σ = 425445624194. Its totient is φ = 425445624192.

The previous prime is 425445624161. The next prime is 425445624209. The reversal of 425445624193 is 391426544524.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 413458002049 + 11987622144 = 643007^2 + 109488^2 .

It is a cyclic number.

It is not a de Polignac number, because 425445624193 - 2⁵ = 425445624161 is a prime.

It is not a weakly prime, because it can be changed into another prime (425445624103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212722812096 + 212722812097.

It is an arithmetic number, because the mean of its divisors is an integer number (212722812097).

Almost surely, 2^425445624193 is an apocalyptic number.

It is an amenable number.

425445624193 is a deficient number, since it is larger than the sum of its proper divisors (1).

425445624193 is an equidigital number, since it uses as much as digits as its factorization.

425445624193 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4147200, while the sum is 49.

The spelling of 425445624193 in words is "four hundred twenty-five billion, four hundred forty-five million, six hundred twenty-four thousand, one hundred ninety-three".