6404325445 has 32 divisors (see below), whose sum is σ = 8833121280. Its totient is φ = 4366602240.

The previous prime is 6404325427. The next prime is 6404325467. The reversal of 6404325445 is 5445234046.

It is not a de Polignac number, because 6404325445 - 2⁹ = 6404324933 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7029540 + ... + 7030450.

It is an arithmetic number, because the mean of its divisors is an integer number (276035040).

Almost surely, 2^6404325445 is an apocalyptic number.

It is an amenable number.

6404325445 is a deficient number, since it is larger than the sum of its proper divisors (2428795835).

6404325445 is a wasteful number, since it uses less digits than its factorization.

6404325445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1845.

The product of its (nonzero) digits is 230400, while the sum is 37.

The square root of 6404325445 is about 80027.0294650501. The cubic root of 6404325445 is about 1857.0537087765.

The spelling of 6404325445 in words is "six billion, four hundred four million, three hundred twenty-five thousand, four hundred forty-five".