34027630891 has 4 divisors (see below), whose sum is σ = 34036888752. Its totient is φ = 34018373032.

The previous prime is 34027630877. The next prime is 34027630951. The reversal of 34027630891 is 19803672043.

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

It is a cyclic number.

It is not a de Polignac number, because 34027630891 - 2²⁹ = 33490759979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34027630801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4623415 + ... + 4630768.

It is an arithmetic number, because the mean of its divisors is an integer number (8509222188).

Almost surely, 2^34027630891 is an apocalyptic number.

34027630891 is a deficient number, since it is larger than the sum of its proper divisors (9257861).

34027630891 is an equidigital number, since it uses as much as digits as its factorization.

34027630891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9257860.

The product of its (nonzero) digits is 217728, while the sum is 43.

The spelling of 34027630891 in words is "thirty-four billion, twenty-seven million, six hundred thirty thousand, eight hundred ninety-one".