340864622312677 has 2 divisors, whose sum is σ = 340864622312678. Its totient is φ = 340864622312676.

The previous prime is 340864622312657. The next prime is 340864622312701. The reversal of 340864622312677 is 776213226468043.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 334810985261281 + 6053637051396 = 18297841^2 + 2460414^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340864622312677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340864622312657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170432311156338 + 170432311156339.

It is an arithmetic number, because the mean of its divisors is an integer number (170432311156339).

Almost surely, 2^{340864622312677} is an apocalyptic number.

It is an amenable number.

340864622312677 is a deficient number, since it is larger than the sum of its proper divisors (1).

340864622312677 is an equidigital number, since it uses as much as digits as its factorization.

340864622312677 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 97542144, while the sum is 61.

The spelling of 340864622312677 in words is "three hundred forty trillion, eight hundred sixty-four billion, six hundred twenty-two million, three hundred twelve thousand, six hundred seventy-seven".