345047647760 has 80 divisors (see below), whose sum is σ = 807937312512. Its totient is φ = 137039040000.

The previous prime is 345047647759. The next prime is 345047647783. The reversal of 345047647760 is 67746740543.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

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, 30810482 + ... + 30821678.

Almost surely, 2^345047647760 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 345047647760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (403968656256).

345047647760 is an abundant number, since it is smaller than the sum of its proper divisors (462889664752).

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

345047647760 is a wasteful number, since it uses less digits than its factorization.

345047647760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13912 (or 13906 counting only the distinct ones).

The product of its (nonzero) digits is 11854080, while the sum is 53.

The spelling of 345047647760 in words is "three hundred forty-five billion, forty-seven million, six hundred forty-seven thousand, seven hundred sixty".