4080928749 has 16 divisors (see below), whose sum is σ = 5630584320. Its totient is φ = 2626003520.

The previous prime is 4080928739. The next prime is 4080928751. The reversal of 4080928749 is 9478290804.

It is a cyclic number.

It is not a de Polignac number, because 4080928749 - 2⁸ = 4080928493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4080928739) 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, 437959 + ... + 447179.

It is an arithmetic number, because the mean of its divisors is an integer number (351911520).

Almost surely, 2^4080928749 is an apocalyptic number.

It is an amenable number.

4080928749 is a deficient number, since it is larger than the sum of its proper divisors (1549655571).

4080928749 is a wasteful number, since it uses less digits than its factorization.

4080928749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14340.

The product of its (nonzero) digits is 1161216, while the sum is 51.

The square root of 4080928749 is about 63882.1473418043. The cubic root of 4080928749 is about 1598.0351857042.

The spelling of 4080928749 in words is "four billion, eighty million, nine hundred twenty-eight thousand, seven hundred forty-nine".