4045033640 has 32 divisors (see below), whose sum is σ = 9111312000. Its totient is φ = 1616238144.

The previous prime is 4045033631. The next prime is 4045033661. The reversal of 4045033640 is 463305404.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 18260 + ... + 91779.

It is an arithmetic number, because the mean of its divisors is an integer number (284728500).

Almost surely, 2^4045033640 is an apocalyptic number.

4045033640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4045033640 is an abundant number, since it is smaller than the sum of its proper divisors (5066278360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4045033640 is a wasteful number, since it uses less digits than its factorization.

4045033640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110969 (or 110965 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 29.

The square root of 4045033640 is about 63600.5789281827. The cubic root of 4045033640 is about 1593.3360385024.

The spelling of 4045033640 in words is "four billion, forty-five million, thirty-three thousand, six hundred forty".