340307067785 has 16 divisors (see below), whose sum is σ = 418389647760. Its totient is φ = 265566812160.

The previous prime is 340307067769. The next prime is 340307067811. The reversal of 340307067785 is 587760703043.

It can be written as a sum of positive squares in 8 ways, for example, as 172165245184 + 168141822601 = 414928^2 + 410051^2 .

It is not a de Polignac number, because 340307067785 - 2⁴ = 340307067769 is a prime.

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, 1331729 + ... + 1566561.

It is an arithmetic number, because the mean of its divisors is an integer number (26149352985).

Almost surely, 2^340307067785 is an apocalyptic number.

It is an amenable number.

340307067785 is a deficient number, since it is larger than the sum of its proper divisors (78082579975).

340307067785 is a wasteful number, since it uses less digits than its factorization.

340307067785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241948.

The product of its (nonzero) digits is 2963520, while the sum is 50.

The spelling of 340307067785 in words is "three hundred forty billion, three hundred seven million, sixty-seven thousand, seven hundred eighty-five".