345606919680 has 160 divisors (see below), whose sum is σ = 1205304427008. Its totient is φ = 83783475200.

The previous prime is 345606919673. The next prime is 345606919717. The reversal of 345606919680 is 86919606543.

It is a tau number, because it is divible by the number of its divisors (160).

It is a self number, because there is not a number n which added to its sum of digits gives 345606919680.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1961016 + ... + 2129975.

Almost surely, 2^345606919680 is an apocalyptic number.

345606919680 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

345606919680 is an abundant number, since it is smaller than the sum of its proper divisors (859697507328).

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

345606919680 is a wasteful number, since it uses less digits than its factorization.

345606919680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4091028 (or 4091012 counting only the distinct ones).

The product of its (nonzero) digits is 8398080, while the sum is 57.

The spelling of 345606919680 in words is "three hundred forty-five billion, six hundred six million, nine hundred nineteen thousand, six hundred eighty".