34678772927 has 2 divisors, whose sum is σ = 34678772928. Its totient is φ = 34678772926.

The previous prime is 34678772899. The next prime is 34678772959. The reversal of 34678772927 is 72927787643.

It is a weak prime.

It is an emirp because it is prime and its reverse (72927787643) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34678772927 - 2¹⁴ = 34678756543 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 34678772927.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34678772977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17339386463 + 17339386464.

It is an arithmetic number, because the mean of its divisors is an integer number (17339386464).

Almost surely, 2^34678772927 is an apocalyptic number.

34678772927 is a deficient number, since it is larger than the sum of its proper divisors (1).

34678772927 is an equidigital number, since it uses as much as digits as its factorization.

34678772927 is an evil number, because the sum of its binary digits is even.

The product of its digits is 49787136, while the sum is 62.

The spelling of 34678772927 in words is "thirty-four billion, six hundred seventy-eight million, seven hundred seventy-two thousand, nine hundred twenty-seven".