425208030828 has 48 divisors (see below), whose sum is σ = 1134432902400. Its totient is φ = 121429635264.

The previous prime is 425208030811. The next prime is 425208030829. The reversal of 425208030828 is 828030802524.

It is a super-3 number, since 3×425208030828³ (a number of 36 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 425208030828.

It is not an unprimeable number, because it can be changed into a prime (425208030829) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1040103 + ... + 1390046.

It is an arithmetic number, because the mean of its divisors is an integer number (23634018800).

Almost surely, 2^425208030828 is an apocalyptic number.

It is an amenable number.

425208030828 is an abundant number, since it is smaller than the sum of its proper divisors (709224871572).

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

425208030828 is a wasteful number, since it uses less digits than its factorization.

425208030828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2432246 (or 2432244 counting only the distinct ones).

The product of its (nonzero) digits is 245760, while the sum is 42.

The spelling of 425208030828 in words is "four hundred twenty-five billion, two hundred eight million, thirty thousand, eight hundred twenty-eight".