342855017556 has 96 divisors (see below), whose sum is σ = 882239877120. Its totient is φ = 103213440000.

The previous prime is 342855017513. The next prime is 342855017563. The reversal of 342855017556 is 655710558243.

It is a junction number, because it is equal to n+sod(n) for n = 342855017499 and 342855017508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 111556 + ... + 835556.

It is an arithmetic number, because the mean of its divisors is an integer number (9189998720).

Almost surely, 2^342855017556 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 342855017556, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (441119938560).

342855017556 is an abundant number, since it is smaller than the sum of its proper divisors (539384859564).

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

342855017556 is a wasteful number, since it uses less digits than its factorization.

342855017556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 724125 (or 724123 counting only the distinct ones).

The product of its (nonzero) digits is 5040000, while the sum is 51.

The spelling of 342855017556 in words is "three hundred forty-two billion, eight hundred fifty-five million, seventeen thousand, five hundred fifty-six".