446825788889 has 4 divisors (see below), whose sum is σ = 447060099024. Its totient is φ = 446591478756.

The previous prime is 446825788823. The next prime is 446825788909. The reversal of 446825788889 is 988887528644.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 446825788889 - 2¹⁶ = 446825723353 is a prime.

It is a super-3 number, since 3×446825788889³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (446825788489) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117152207 + ... + 117156020.

It is an arithmetic number, because the mean of its divisors is an integer number (111765024756).

Almost surely, 2^446825788889 is an apocalyptic number.

It is an amenable number.

446825788889 is a deficient number, since it is larger than the sum of its proper divisors (234310135).

446825788889 is a wasteful number, since it uses less digits than its factorization.

446825788889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234310134.

The product of its digits is 1981808640, while the sum is 77.

The spelling of 446825788889 in words is "four hundred forty-six billion, eight hundred twenty-five million, seven hundred eighty-eight thousand, eight hundred eighty-nine".