342390799872 has 900 divisors, whose sum is σ = 1177048585944. Its totient is φ = 98993664000.

The previous prime is 342390799831. The next prime is 342390799873. The reversal of 342390799872 is 278997093243.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342390799873) by changing a digit.

It is a polite number, since it can be written in 89 ways as a sum of consecutive naturals, for example, 4822405597 + ... + 4822405667.

Almost surely, 2^342390799872 is an apocalyptic number.

342390799872 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 342390799872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (588524292972).

342390799872 is an abundant number, since it is smaller than the sum of its proper divisors (834657786072).

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

342390799872 is an equidigital number, since it uses as much as digits as its factorization.

342390799872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185 (or 118 counting only the distinct ones).

The product of its (nonzero) digits is 41150592, while the sum is 63.

The spelling of 342390799872 in words is "three hundred forty-two billion, three hundred ninety million, seven hundred ninety-nine thousand, eight hundred seventy-two".