425336220593 has 2 divisors, whose sum is σ = 425336220594. Its totient is φ = 425336220592.

The previous prime is 425336220523. The next prime is 425336220599. The reversal of 425336220593 is 395022633524.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 229271465329 + 196064755264 = 478823^2 + 442792^2 .

It is a cyclic number.

It is not a de Polignac number, because 425336220593 - 2²² = 425332026289 is a prime.

It is not a weakly prime, because it can be changed into another prime (425336220599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212668110296 + 212668110297.

It is an arithmetic number, because the mean of its divisors is an integer number (212668110297).

Almost surely, 2^425336220593 is an apocalyptic number.

It is an amenable number.

425336220593 is a deficient number, since it is larger than the sum of its proper divisors (1).

425336220593 is an equidigital number, since it uses as much as digits as its factorization.

425336220593 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1166400, while the sum is 44.

The spelling of 425336220593 in words is "four hundred twenty-five billion, three hundred thirty-six million, two hundred twenty thousand, five hundred ninety-three".