4040617989 has 16 divisors (see below), whose sum is σ = 5623455744. Its totient is φ = 2575834800.

The previous prime is 4040617969. The next prime is 4040617991. The reversal of 4040617989 is 9897160404.

It is a de Polignac number, because none of the positive numbers 2^k-4040617989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4040617969) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 287844 + ... + 301554.

It is an arithmetic number, because the mean of its divisors is an integer number (351465984).

Almost surely, 2^4040617989 is an apocalyptic number.

It is an amenable number.

4040617989 is a deficient number, since it is larger than the sum of its proper divisors (1582837755).

4040617989 is a wasteful number, since it uses less digits than its factorization.

4040617989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18008.

The product of its (nonzero) digits is 435456, while the sum is 48.

The square root of 4040617989 is about 63565.8555279483. The cubic root of 4040617989 is about 1592.7560534201.

The spelling of 4040617989 in words is "four billion, forty million, six hundred seventeen thousand, nine hundred eighty-nine".