423885225078 has 96 divisors (see below), whose sum is σ = 1094650152960. Its totient is φ = 115994903040.

The previous prime is 423885225073. The next prime is 423885225089. The reversal of 423885225078 is 870522588324.

423885225078 is a `hidden beast` number, since 4 + 2 + 3 + 88 + 52 + 2 + 507 + 8 = 666.

423885225078 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423885225073) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 180508 + ... + 938271.

It is an arithmetic number, because the mean of its divisors is an integer number (11402605760).

Almost surely, 2^423885225078 is an apocalyptic number.

423885225078 is an abundant number, since it is smaller than the sum of its proper divisors (670764927882).

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

423885225078 is a wasteful number, since it uses less digits than its factorization.

423885225078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1118922 (or 1118919 counting only the distinct ones).

The product of its (nonzero) digits is 8601600, while the sum is 54.

The spelling of 423885225078 in words is "four hundred twenty-three billion, eight hundred eighty-five million, two hundred twenty-five thousand, seventy-eight".