342860585385520 has 160 divisors (see below), whose sum is σ = 852819466060800. Its totient is φ = 127734864150528.

The previous prime is 342860585385443. The next prime is 342860585385523. The reversal of 342860585385520 is 25583585068243.

It is not an unprimeable number, because it can be changed into a prime (342860585385523) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1561691116 + ... + 1561910644.

It is an arithmetic number, because the mean of its divisors is an integer number (5330121662880).

Almost surely, 2^{342860585385520} 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 342860585385520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (426409733030400).

342860585385520 is an abundant number, since it is smaller than the sum of its proper divisors (509958880675280).

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

342860585385520 is a wasteful number, since it uses less digits than its factorization.

342860585385520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231495 (or 231489 counting only the distinct ones).

The product of its (nonzero) digits is 276480000, while the sum is 64.

The spelling of 342860585385520 in words is "three hundred forty-two trillion, eight hundred sixty billion, five hundred eighty-five million, three hundred eighty-five thousand, five hundred twenty".