342687228856 has 32 divisors (see below), whose sum is σ = 734456154240. Its totient is φ = 146840679648.

The previous prime is 342687228839. The next prime is 342687228883. The reversal of 342687228856 is 658822786243.

It is a junction number, because it is equal to n+sod(n) for n = 342687228794 and 342687228803.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196446 + ... + 850861.

It is an arithmetic number, because the mean of its divisors is an integer number (22951754820).

Almost surely, 2^342687228856 is an apocalyptic number.

It is an amenable number.

342687228856 is an abundant number, since it is smaller than the sum of its proper divisors (391768925384).

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

342687228856 is a wasteful number, since it uses less digits than its factorization.

342687228856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1053163 (or 1053159 counting only the distinct ones).

The product of its digits is 61931520, while the sum is 61.

The spelling of 342687228856 in words is "three hundred forty-two billion, six hundred eighty-seven million, two hundred twenty-eight thousand, eight hundred fifty-six".