6444152264 has 32 divisors (see below), whose sum is σ = 13190739840. Its totient is φ = 2927044800.

The previous prime is 6444152257. The next prime is 6444152291. The reversal of 6444152264 is 4622514446.

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, 99494 + ... + 150954.

It is an arithmetic number, because the mean of its divisors is an integer number (412210620).

Almost surely, 2^6444152264 is an apocalyptic number.

It is an amenable number.

6444152264 is an abundant number, since it is smaller than the sum of its proper divisors (6746587576).

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

6444152264 is a wasteful number, since it uses less digits than its factorization.

6444152264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52901 (or 52897 counting only the distinct ones).

The product of its digits is 184320, while the sum is 38.

The square root of 6444152264 is about 80275.4773514303. The cubic root of 6444152264 is about 1860.8952663990.

The spelling of 6444152264 in words is "six billion, four hundred forty-four million, one hundred fifty-two thousand, two hundred sixty-four".