34820809373 has 4 divisors (see below), whose sum is σ = 39795210720. Its totient is φ = 29846408028.

The previous prime is 34820809369. The next prime is 34820809379. The reversal of 34820809373 is 37390802843.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 37390802843 = 37 ⋅1010562239.

It is a cyclic number.

It is not a de Polignac number, because 34820809373 - 2² = 34820809369 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34820809379) 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, 2487200663 + ... + 2487200676.

It is an arithmetic number, because the mean of its divisors is an integer number (9948802680).

Almost surely, 2^34820809373 is an apocalyptic number.

It is an amenable number.

34820809373 is a deficient number, since it is larger than the sum of its proper divisors (4974401347).

34820809373 is an equidigital number, since it uses as much as digits as its factorization.

34820809373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4974401346.

The product of its (nonzero) digits is 870912, while the sum is 47.

The spelling of 34820809373 in words is "thirty-four billion, eight hundred twenty million, eight hundred nine thousand, three hundred seventy-three".