6403704045 has 32 divisors (see below), whose sum is σ = 11254118400. Its totient is φ = 3094876224.

The previous prime is 6403704031. The next prime is 6403704053. The reversal of 6403704045 is 5404073046.

It is a happy number.

It is not a de Polignac number, because 6403704045 - 2²⁴ = 6386926829 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6403703997 and 6403704015.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 481905 + ... + 495014.

It is an arithmetic number, because the mean of its divisors is an integer number (351691200).

Almost surely, 2^6403704045 is an apocalyptic number.

It is an amenable number.

6403704045 is a deficient number, since it is larger than the sum of its proper divisors (4850414355).

6403704045 is a wasteful number, since it uses less digits than its factorization.

6403704045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 976969.

The product of its (nonzero) digits is 40320, while the sum is 33.

The square root of 6403704045 is about 80023.1469326219. The cubic root of 6403704045 is about 1856.9936446574.

The spelling of 6403704045 in words is "six billion, four hundred three million, seven hundred four thousand, forty-five".