425023543404 has 72 divisors (see below), whose sum is σ = 1111429038720. Its totient is φ = 136806796800.

The previous prime is 425023543381. The next prime is 425023543411. The reversal of 425023543404 is 404345320524.

425023543404 is a `hidden beast` number, since 4 + 2 + 50 + 23 + 543 + 40 + 4 = 666.

It is a super-3 number, since 3×425023543404³ (a number of 36 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 101412 + ... + 927540.

Almost surely, 2^425023543404 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 425023543404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (555714519360).

425023543404 is an abundant number, since it is smaller than the sum of its proper divisors (686405495316).

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

425023543404 is a wasteful number, since it uses less digits than its factorization.

425023543404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 826631 (or 826626 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 36.

Adding to 425023543404 its reverse (404345320524), we get a palindrome (829368863928).

The spelling of 425023543404 in words is "four hundred twenty-five billion, twenty-three million, five hundred forty-three thousand, four hundred four".