425445415459 has 2 divisors, whose sum is σ = 425445415460. Its totient is φ = 425445415458.

The previous prime is 425445415261. The next prime is 425445415471. The reversal of 425445415459 is 954514544524.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 425445415459 - 2¹³ = 425445407267 is a prime.

It is a super-2 number, since 2×425445415459² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (425445415489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212722707729 + 212722707730.

It is an arithmetic number, because the mean of its divisors is an integer number (212722707730).

Almost surely, 2^425445415459 is an apocalyptic number.

425445415459 is a deficient number, since it is larger than the sum of its proper divisors (1).

425445415459 is an equidigital number, since it uses as much as digits as its factorization.

425445415459 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11520000, while the sum is 52.

The spelling of 425445415459 in words is "four hundred twenty-five billion, four hundred forty-five million, four hundred fifteen thousand, four hundred fifty-nine".