6446365016 has 64 divisors (see below), whose sum is σ = 15128467200. Its totient is φ = 2506969728.

The previous prime is 6446364961. The next prime is 6446365033. The reversal of 6446365016 is 6105636446.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32090 + ... + 117993.

It is an arithmetic number, because the mean of its divisors is an integer number (236382300).

Almost surely, 2^6446365016 is an apocalyptic number.

It is an amenable number.

6446365016 is an abundant number, since it is smaller than the sum of its proper divisors (8682102184).

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

6446365016 is a wasteful number, since it uses less digits than its factorization.

6446365016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150168 (or 150164 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 41.

The square root of 6446365016 is about 80289.2584098272. The cubic root of 6446365016 is about 1861.1082361500.

The spelling of 6446365016 in words is "six billion, four hundred forty-six million, three hundred sixty-five thousand, sixteen".