6469832440 has 32 divisors (see below), whose sum is σ = 14594580000. Its totient is φ = 2581273984.

The previous prime is 6469832389. The next prime is 6469832489. The reversal of 6469832440 is 442389646.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 192340 + ... + 223459.

It is an arithmetic number, because the mean of its divisors is an integer number (456080625).

Almost surely, 2^6469832440 is an apocalyptic number.

It is an amenable number.

6469832440 is an abundant number, since it is smaller than the sum of its proper divisors (8124747560).

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

6469832440 is a wasteful number, since it uses less digits than its factorization.

6469832440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 416199 (or 416195 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 46.

The square root of 6469832440 is about 80435.2686326092. The cubic root of 6469832440 is about 1863.3639013749.

The spelling of 6469832440 in words is "six billion, four hundred sixty-nine million, eight hundred thirty-two thousand, four hundred forty".