445999654816 has 24 divisors (see below), whose sum is σ = 880061988960. Its totient is φ = 222491848128.

The previous prime is 445999654799. The next prime is 445999654861. The reversal of 445999654816 is 618456999544.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15860086 + ... + 15888181.

It is an arithmetic number, because the mean of its divisors is an integer number (36669249540).

Almost surely, 2^445999654816 is an apocalyptic number.

It is an amenable number.

445999654816 is a deficient number, since it is larger than the sum of its proper divisors (434062334144).

445999654816 is a wasteful number, since it uses less digits than its factorization.

445999654816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31748716 (or 31748708 counting only the distinct ones).

The product of its digits is 335923200, while the sum is 70.

The spelling of 445999654816 in words is "four hundred forty-five billion, nine hundred ninety-nine million, six hundred fifty-four thousand, eight hundred sixteen".