4446040628685 has 16 divisors (see below), whose sum is σ = 7114054403520. Its totient is φ = 2371091869440.

The previous prime is 4446040628681. The next prime is 4446040628717. The reversal of 4446040628685 is 5868260406444.

It is a happy number.

It is not a de Polignac number, because 4446040628685 - 2² = 4446040628681 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4446040628681) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7828971 + ... + 8377640.

It is an arithmetic number, because the mean of its divisors is an integer number (444628400220).

Almost surely, 2^{4446040628685} is an apocalyptic number.

It is an amenable number.

4446040628685 is a deficient number, since it is larger than the sum of its proper divisors (2668013774835).

4446040628685 is a wasteful number, since it uses less digits than its factorization.

4446040628685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16224908.

The product of its (nonzero) digits is 35389440, while the sum is 57.

The spelling of 4446040628685 in words is "four trillion, four hundred forty-six billion, forty million, six hundred twenty-eight thousand, six hundred eighty-five".