6467444072 has 16 divisors (see below), whose sum is σ = 12307450560. Its totient is φ = 3185457264.

The previous prime is 6467444069. The next prime is 6467444101. The reversal of 6467444072 is 2704447646.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6032528 + ... + 6033599.

It is an arithmetic number, because the mean of its divisors is an integer number (769215660).

Almost surely, 2^6467444072 is an apocalyptic number.

It is an amenable number.

6467444072 is a deficient number, since it is larger than the sum of its proper divisors (5840006488).

6467444072 is a wasteful number, since it uses less digits than its factorization.

6467444072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12066200 (or 12066196 counting only the distinct ones).

The product of its (nonzero) digits is 903168, while the sum is 44.

The square root of 6467444072 is about 80420.4207400086. The cubic root of 6467444072 is about 1863.1345834084.

The spelling of 6467444072 in words is "six billion, four hundred sixty-seven million, four hundred forty-four thousand, seventy-two".