340111857664 has 96 divisors (see below), whose sum is σ = 692522550720. Its totient is φ = 166949683200.

The previous prime is 340111857643. The next prime is 340111857677. The reversal of 340111857664 is 466758111043.

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, 74080009 + ... + 74084599.

It is an arithmetic number, because the mean of its divisors is an integer number (7213776570).

Almost surely, 2^340111857664 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 340111857664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (346261275360).

340111857664 is an abundant number, since it is smaller than the sum of its proper divisors (352410693056).

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

340111857664 is an equidigital number, since it uses as much as digits as its factorization.

340111857664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5267 (or 5247 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 46.

The spelling of 340111857664 in words is "three hundred forty billion, one hundred eleven million, eight hundred fifty-seven thousand, six hundred sixty-four".