6441325434 has 48 divisors (see below), whose sum is σ = 14018895072. Its totient is φ = 2137490784.

The previous prime is 6441325433. The next prime is 6441325453. The reversal of 6441325434 is 4345231446.

6441325434 is a `hidden beast` number, since 644 + 1 + 3 + 2 + 5 + 4 + 3 + 4 = 666.

It is not an unprimeable number, because it can be changed into a prime (6441325433) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6801349 + ... + 6802295.

It is an arithmetic number, because the mean of its divisors is an integer number (292060314).

Almost surely, 2^6441325434 is an apocalyptic number.

6441325434 is an abundant number, since it is smaller than the sum of its proper divisors (7577569638).

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

6441325434 is a wasteful number, since it uses less digits than its factorization.

6441325434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2251 (or 2248 counting only the distinct ones).

The product of its digits is 138240, while the sum is 36.

The square root of 6441325434 is about 80257.8683619245. The cubic root of 6441325434 is about 1860.6231228219.

The spelling of 6441325434 in words is "six billion, four hundred forty-one million, three hundred twenty-five thousand, four hundred thirty-four".