4345814991 has 8 divisors (see below), whose sum is σ = 6622194304. Its totient is φ = 2483322840.

The previous prime is 4345814953. The next prime is 4345815079. The reversal of 4345814991 is 1994185434.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4345814991 - 2⁶ = 4345814927 is a prime.

It is a super-2 number, since 2×4345814991² = 37772215872000660162, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4345814991.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4345814911) 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 7 ways as a sum of consecutive naturals, for example, 103471765 + ... + 103471806.

It is an arithmetic number, because the mean of its divisors is an integer number (827774288).

Almost surely, 2^4345814991 is an apocalyptic number.

4345814991 is a deficient number, since it is larger than the sum of its proper divisors (2276379313).

4345814991 is a wasteful number, since it uses less digits than its factorization.

4345814991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206943581.

The product of its digits is 622080, while the sum is 48.

The square root of 4345814991 is about 65922.7956855593. The cubic root of 4345814991 is about 1631.8882343233. Note that the first 3 decimals are identical.

The spelling of 4345814991 in words is "four billion, three hundred forty-five million, eight hundred fourteen thousand, nine hundred ninety-one".