402104242032 has 20 divisors (see below), whose sum is σ = 1038769292040. Its totient is φ = 134034747328.

The previous prime is 402104241989. The next prime is 402104242063. The reversal of 402104242032 is 230242401204.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 402104241993 and 402104242011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4188585807 + ... + 4188585902.

It is an arithmetic number, because the mean of its divisors is an integer number (51938464602).

Almost surely, 2^402104242032 is an apocalyptic number.

It is an amenable number.

402104242032 is an abundant number, since it is smaller than the sum of its proper divisors (636665050008).

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

402104242032 is a wasteful number, since it uses less digits than its factorization.

402104242032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8377171720 (or 8377171714 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 402104242032 its reverse (230242401204), we get a palindrome (632346643236).

The spelling of 402104242032 in words is "four hundred two billion, one hundred four million, two hundred forty-two thousand, thirty-two".