34347827851 has 4 divisors (see below), whose sum is σ = 34354720312. Its totient is φ = 34340935392.

The previous prime is 34347827821. The next prime is 34347827863. The reversal of 34347827851 is 15872874343.

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 34347827851 - 2¹⁹ = 34347303563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34347827821) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3438750 + ... + 3448723.

It is an arithmetic number, because the mean of its divisors is an integer number (8588680078).

Almost surely, 2^34347827851 is an apocalyptic number.

34347827851 is a deficient number, since it is larger than the sum of its proper divisors (6892461).

34347827851 is an equidigital number, since it uses as much as digits as its factorization.

34347827851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6892460.

The product of its digits is 4515840, while the sum is 52.

The spelling of 34347827851 in words is "thirty-four billion, three hundred forty-seven million, eight hundred twenty-seven thousand, eight hundred fifty-one".