446490100928081 has 32 divisors (see below), whose sum is σ = 529027658416128. Its totient is φ = 368751833493120.

The previous prime is 446490100928023. The next prime is 446490100928117. The reversal of 446490100928081 is 180829001094644.

It is not a de Polignac number, because 446490100928081 - 2⁴² = 442092054416977 is a prime.

It is a super-2 number, since 2×446490100928081² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (446490100928881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41053136 + ... + 50777358.

It is an arithmetic number, because the mean of its divisors is an integer number (16532114325504).

Almost surely, 2^{446490100928081} is an apocalyptic number.

It is an amenable number.

446490100928081 is a deficient number, since it is larger than the sum of its proper divisors (82537557488047).

446490100928081 is a wasteful number, since it uses less digits than its factorization.

446490100928081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9725181.

The product of its (nonzero) digits is 3981312, while the sum is 56.

The spelling of 446490100928081 in words is "four hundred forty-six trillion, four hundred ninety billion, one hundred million, nine hundred twenty-eight thousand, eighty-one".