425069419209 has 4 divisors (see below), whose sum is σ = 566759225616. Its totient is φ = 283379612804.

The previous prime is 425069419189. The next prime is 425069419223. The reversal of 425069419209 is 902914960524.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 425069419209 - 2⁷ = 425069419081 is a prime.

It is a super-2 number, since 2×425069419209² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (425069419309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70844903199 + ... + 70844903204.

It is an arithmetic number, because the mean of its divisors is an integer number (141689806404).

Almost surely, 2^425069419209 is an apocalyptic number.

It is an amenable number.

425069419209 is a deficient number, since it is larger than the sum of its proper divisors (141689806407).

425069419209 is a wasteful number, since it uses less digits than its factorization.

425069419209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141689806406.

The product of its (nonzero) digits is 1399680, while the sum is 51.

The spelling of 425069419209 in words is "four hundred twenty-five billion, sixty-nine million, four hundred nineteen thousand, two hundred nine".