342544625346 has 128 divisors (see below), whose sum is σ = 874669694976. Its totient is φ = 86844084480.

The previous prime is 342544625309. The next prime is 342544625377. The reversal of 342544625346 is 643526445243.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 342544625295 and 342544625304.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8078176 + ... + 8120468.

It is an arithmetic number, because the mean of its divisors is an integer number (6833356992).

Almost surely, 2^342544625346 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 342544625346, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (437334847488).

342544625346 is an abundant number, since it is smaller than the sum of its proper divisors (532125069630).

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

342544625346 is a wasteful number, since it uses less digits than its factorization.

342544625346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42736.

The product of its digits is 8294400, while the sum is 48.

The spelling of 342544625346 in words is "three hundred forty-two billion, five hundred forty-four million, six hundred twenty-five thousand, three hundred forty-six".