425018050493 has 2 divisors, whose sum is σ = 425018050494. Its totient is φ = 425018050492.

The previous prime is 425018050459. The next prime is 425018050519. The reversal of 425018050493 is 394050810524.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 324327972004 + 100690078489 = 569498^2 + 317317^2 .

It is a cyclic number.

It is not a de Polignac number, because 425018050493 - 2¹⁶ = 425017984957 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 425018050493.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (425018050423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212509025246 + 212509025247.

It is an arithmetic number, because the mean of its divisors is an integer number (212509025247).

Almost surely, 2^425018050493 is an apocalyptic number.

It is an amenable number.

425018050493 is a deficient number, since it is larger than the sum of its proper divisors (1).

425018050493 is an equidigital number, since it uses as much as digits as its factorization.

425018050493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 172800, while the sum is 41.

The spelling of 425018050493 in words is "four hundred twenty-five billion, eighteen million, fifty thousand, four hundred ninety-three".