425900461069 has 2 divisors, whose sum is σ = 425900461070. Its totient is φ = 425900461068.

The previous prime is 425900461061. The next prime is 425900461157. The reversal of 425900461069 is 960164009524.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 372541771044 + 53358690025 = 610362^2 + 230995^2 .

It is a cyclic number.

It is not a de Polignac number, because 425900461069 - 2³ = 425900461061 is a prime.

It is a super-2 number, since 2×425900461069² (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 (425900461061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212950230534 + 212950230535.

It is an arithmetic number, because the mean of its divisors is an integer number (212950230535).

Almost surely, 2^425900461069 is an apocalyptic number.

It is an amenable number.

425900461069 is a deficient number, since it is larger than the sum of its proper divisors (1).

425900461069 is an equidigital number, since it uses as much as digits as its factorization.

425900461069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 466560, while the sum is 46.

The spelling of 425900461069 in words is "four hundred twenty-five billion, nine hundred million, four hundred sixty-one thousand, sixty-nine".