4999436597 has 4 divisors (see below), whose sum is σ = 5081394636. Its totient is φ = 4917478560.

The previous prime is 4999436573. The next prime is 4999436599. The reversal of 4999436597 is 7956349994.

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

It can be written as a sum of positive squares in 2 ways, for example, as 118178641 + 4881257956 = 10871^2 + 69866^2 .

It is a cyclic number.

It is not a de Polignac number, because 4999436597 - 2²⁶ = 4932327733 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 (4999436599) 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, 40978928 + ... + 40979049.

It is an arithmetic number, because the mean of its divisors is an integer number (1270348659).

Almost surely, 2^4999436597 is an apocalyptic number.

It is an amenable number.

4999436597 is a deficient number, since it is larger than the sum of its proper divisors (81958039).

4999436597 is an equidigital number, since it uses as much as digits as its factorization.

4999436597 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81958038.

The product of its digits is 66134880, while the sum is 65.

The square root of 4999436597 is about 70706.6941456041. The cubic root of 4999436597 is about 1709.9117172256.

The spelling of 4999436597 in words is "four billion, nine hundred ninety-nine million, four hundred thirty-six thousand, five hundred ninety-seven".