34786866377 has 4 divisors (see below), whose sum is σ = 34821758916. Its totient is φ = 34751973840.

The previous prime is 34786866347. The next prime is 34786866409. The reversal of 34786866377 is 77366868743.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 19999333561 + 14787532816 = 141419^2 + 121604^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34786866377 is a prime.

It is a super-2 number, since 2×34786866377² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34786866307) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 17444774 + ... + 17446767.

It is an arithmetic number, because the mean of its divisors is an integer number (8705439729).

Almost surely, 2^34786866377 is an apocalyptic number.

It is an amenable number.

34786866377 is a deficient number, since it is larger than the sum of its proper divisors (34892539).

34786866377 is an equidigital number, since it uses as much as digits as its factorization.

34786866377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34892538.

The product of its digits is 170698752, while the sum is 65.

The spelling of 34786866377 in words is "thirty-four billion, seven hundred eighty-six million, eight hundred sixty-six thousand, three hundred seventy-seven".