6447085223337 has 48 divisors (see below), whose sum is σ = 10440289431936. Its totient is φ = 3799765728000.

The previous prime is 6447085223311. The next prime is 6447085223353. The reversal of 6447085223337 is 7333225807446.

6447085223337 is a `hidden beast` number, since 6 + 4 + 4 + 7 + 0 + 85 + 223 + 337 = 666.

It is not a de Polignac number, because 6447085223337 - 2¹² = 6447085219241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6447085224337) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1291258 + ... + 3815955.

It is an arithmetic number, because the mean of its divisors is an integer number (217506029832).

Almost surely, 2^{6447085223337} is an apocalyptic number.

It is an amenable number.

6447085223337 is a deficient number, since it is larger than the sum of its proper divisors (3993204208599).

6447085223337 is a wasteful number, since it uses less digits than its factorization.

6447085223337 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5107582 (or 5107579 counting only the distinct ones).

The product of its (nonzero) digits is 20321280, while the sum is 54.

The spelling of 6447085223337 in words is "six trillion, four hundred forty-seven billion, eighty-five million, two hundred twenty-three thousand, three hundred thirty-seven".