402440202192 has 80 divisors (see below), whose sum is σ = 1188299836800. Its totient is φ = 114969071616.

The previous prime is 402440202191. The next prime is 402440202193. The reversal of 402440202192 is 291202044204.

It is an interprime number because it is at equal distance from previous prime (402440202191) and next prime (402440202193).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402440202191) 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, 2905588 + ... + 3040940.

It is an arithmetic number, because the mean of its divisors is an integer number (14853747960).

Almost surely, 2^402440202192 is an apocalyptic number.

402440202192 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

402440202192 is an abundant number, since it is smaller than the sum of its proper divisors (785859634608).

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

402440202192 is a wasteful number, since it uses less digits than its factorization.

402440202192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144220 (or 144214 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

Adding to 402440202192 its reverse (291202044204), we get a palindrome (693642246396).

The spelling of 402440202192 in words is "four hundred two billion, four hundred forty million, two hundred two thousand, one hundred ninety-two".