6434401772 has 12 divisors (see below), whose sum is σ = 11365439400. Its totient is φ = 3187133376.

The previous prime is 6434401759. The next prime is 6434401837. The reversal of 6434401772 is 2771044346.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7516397 + ... + 7517252.

It is an arithmetic number, because the mean of its divisors is an integer number (947119950).

Almost surely, 2^6434401772 is an apocalyptic number.

It is an amenable number.

6434401772 is a deficient number, since it is larger than the sum of its proper divisors (4931037628).

6434401772 is a wasteful number, since it uses less digits than its factorization.

6434401772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15033760 (or 15033758 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 38.

The square root of 6434401772 is about 80214.7229129416. The cubic root of 6434401772 is about 1859.9562339877.

The spelling of 6434401772 in words is "six billion, four hundred thirty-four million, four hundred one thousand, seven hundred seventy-two".