425325690877 has 2 divisors, whose sum is σ = 425325690878. Its totient is φ = 425325690876.

The previous prime is 425325690833. The next prime is 425325690941. The reversal of 425325690877 is 778096523524.

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., 421676201956 + 3649488921 = 649366^2 + 60411^2 .

It is a cyclic number.

It is not a de Polignac number, because 425325690877 - 2²⁷ = 425191473149 is a prime.

It is a super-2 number, since 2×425325690877² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (425325670877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212662845438 + 212662845439.

It is an arithmetic number, because the mean of its divisors is an integer number (212662845439).

Almost surely, 2^425325690877 is an apocalyptic number.

It is an amenable number.

425325690877 is a deficient number, since it is larger than the sum of its proper divisors (1).

425325690877 is an equidigital number, since it uses as much as digits as its factorization.

425325690877 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25401600, while the sum is 58.

The spelling of 425325690877 in words is "four hundred twenty-five billion, three hundred twenty-five million, six hundred ninety thousand, eight hundred seventy-seven".