402424031112 has 64 divisors (see below), whose sum is σ = 1041406372800. Its totient is φ = 129434323200.

The previous prime is 402424031089. The next prime is 402424031131. The reversal of 402424031112 is 211130424204.

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 930487 + ... + 1292537.

It is an arithmetic number, because the mean of its divisors is an integer number (16271974575).

Almost surely, 2^402424031112 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 402424031112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (520703186400).

402424031112 is an abundant number, since it is smaller than the sum of its proper divisors (638982341688).

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

402424031112 is a wasteful number, since it uses less digits than its factorization.

402424031112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363686 (or 363682 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 402424031112 its reverse (211130424204), we get a palindrome (613554455316).

The spelling of 402424031112 in words is "four hundred two billion, four hundred twenty-four million, thirty-one thousand, one hundred twelve".