425020400507 has 2 divisors, whose sum is σ = 425020400508. Its totient is φ = 425020400506.

The previous prime is 425020400501. The next prime is 425020400521. The reversal of 425020400507 is 705004020524.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 425020400507 - 2²⁶ = 424953291643 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 425020400507.

It is not a weakly prime, because it can be changed into another prime (425020400501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212510200253 + 212510200254.

It is an arithmetic number, because the mean of its divisors is an integer number (212510200254).

Almost surely, 2^425020400507 is an apocalyptic number.

425020400507 is a deficient number, since it is larger than the sum of its proper divisors (1).

425020400507 is an equidigital number, since it uses as much as digits as its factorization.

425020400507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11200, while the sum is 29.

The spelling of 425020400507 in words is "four hundred twenty-five billion, twenty million, four hundred thousand, five hundred seven".