340766667776 has 88 divisors (see below), whose sum is σ = 695033860224. Its totient is φ = 166944890880.

The previous prime is 340766667733. The next prime is 340766667803. The reversal of 340766667776 is 677766667043.

It is a super-2 number, since 2×340766667776² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16417661 + ... + 16438403.

It is an arithmetic number, because the mean of its divisors is an integer number (7898112048).

Almost surely, 2^340766667776 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 340766667776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (347516930112).

340766667776 is an abundant number, since it is smaller than the sum of its proper divisors (354267192448).

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

340766667776 is a wasteful number, since it uses less digits than its factorization.

340766667776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21087 (or 21069 counting only the distinct ones).

The product of its (nonzero) digits is 224042112, while the sum is 65.

The spelling of 340766667776 in words is "three hundred forty billion, seven hundred sixty-six million, six hundred sixty-seven thousand, seven hundred seventy-six".