4430988697 has 4 divisors (see below), whose sum is σ = 4431144960. Its totient is φ = 4430832436.

The previous prime is 4430988643. The next prime is 4430988703. The reversal of 4430988697 is 7968890344.

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.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4430988697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4430988607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22297 + ... + 96742.

It is an arithmetic number, because the mean of its divisors is an integer number (1107786240).

Almost surely, 2^4430988697 is an apocalyptic number.

It is an amenable number.

4430988697 is a deficient number, since it is larger than the sum of its proper divisors (156263).

4430988697 is a wasteful number, since it uses less digits than its factorization.

4430988697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156262.

The product of its (nonzero) digits is 10450944, while the sum is 58.

The square root of 4430988697 is about 66565.6720615063. The cubic root of 4430988697 is about 1642.4804692542.

The spelling of 4430988697 in words is "four billion, four hundred thirty million, nine hundred eighty-eight thousand, six hundred ninety-seven".