6403458873 has 16 divisors (see below), whose sum is σ = 9774581120. Its totient is φ = 3652770816.

The previous prime is 6403458863. The next prime is 6403458931. The reversal of 6403458873 is 3788543046.

It is not a de Polignac number, because 6403458873 - 2¹⁰ = 6403457849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6403458823) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 252118 + ... + 276351.

It is an arithmetic number, because the mean of its divisors is an integer number (610911320).

Almost surely, 2^6403458873 is an apocalyptic number.

It is an amenable number.

6403458873 is a deficient number, since it is larger than the sum of its proper divisors (3371122247).

6403458873 is a wasteful number, since it uses less digits than its factorization.

6403458873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529056.

The product of its (nonzero) digits is 1935360, while the sum is 48.

The square root of 6403458873 is about 80021.6150361888. The cubic root of 6403458873 is about 1856.9699454226.

The spelling of 6403458873 in words is "six billion, four hundred three million, four hundred fifty-eight thousand, eight hundred seventy-three".