425189412828 has 18 divisors (see below), whose sum is σ = 1074784349184. Its totient is φ = 141729804264.

The previous prime is 425189412799. The next prime is 425189412829. The reversal of 425189412828 is 828214981524.

425189412828 is a `hidden beast` number, since 4 + 2 + 518 + 9 + 41 + 2 + 82 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425189412829) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5905408476 + ... + 5905408547.

Almost surely, 2^425189412828 is an apocalyptic number.

It is an amenable number.

425189412828 is an abundant number, since it is smaller than the sum of its proper divisors (649594936356).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

425189412828 is a wasteful number, since it uses less digits than its factorization.

425189412828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11810817033 (or 11810817028 counting only the distinct ones).

The product of its digits is 2949120, while the sum is 54.

The spelling of 425189412828 in words is "four hundred twenty-five billion, one hundred eighty-nine million, four hundred twelve thousand, eight hundred twenty-eight".