346791197677 has 2 divisors, whose sum is σ = 346791197678. Its totient is φ = 346791197676.

The previous prime is 346791197603. The next prime is 346791197713. The reversal of 346791197677 is 776791197643.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 334802261641 + 11988936036 = 578621^2 + 109494^2 .

It is a cyclic number.

It is not a de Polignac number, because 346791197677 - 2¹⁹ = 346790673389 is a prime.

It is a super-3 number, since 3×346791197677³ (a number of 36 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (346791197177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173395598838 + 173395598839.

It is an arithmetic number, because the mean of its divisors is an integer number (173395598839).

Almost surely, 2^346791197677 is an apocalyptic number.

It is an amenable number.

346791197677 is a deficient number, since it is larger than the sum of its proper divisors (1).

346791197677 is an equidigital number, since it uses as much as digits as its factorization.

346791197677 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 84015792, while the sum is 67.

The spelling of 346791197677 in words is "three hundred forty-six billion, seven hundred ninety-one million, one hundred ninety-seven thousand, six hundred seventy-seven".