6404306403 has 8 divisors (see below), whose sum is σ = 9315354816. Its totient is φ = 3881397800.

The previous prime is 6404306387. The next prime is 6404306423. The reversal of 6404306403 is 3046034046.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6404306403 - 2⁴ = 6404306387 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6404306423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97034913 + ... + 97034978.

It is an arithmetic number, because the mean of its divisors is an integer number (1164419352).

Almost surely, 2^6404306403 is an apocalyptic number.

6404306403 is a deficient number, since it is larger than the sum of its proper divisors (2911048413).

6404306403 is a wasteful number, since it uses less digits than its factorization.

6404306403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194069905.

The product of its (nonzero) digits is 20736, while the sum is 30.

The square root of 6404306403 is about 80026.9104926587. The cubic root of 6404306403 is about 1857.0518682469.

The spelling of 6404306403 in words is "six billion, four hundred four million, three hundred six thousand, four hundred three".