445514503665 has 64 divisors (see below), whose sum is σ = 890028933120. Its totient is φ = 184875075840.

The previous prime is 445514503613. The next prime is 445514503741. The reversal of 445514503665 is 566305415544.

It is a happy number.

It is not a de Polignac number, because 445514503665 - 2¹⁴ = 445514487281 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 497056 + ... + 1066814.

It is an arithmetic number, because the mean of its divisors is an integer number (13906702080).

Almost surely, 2^445514503665 is an apocalyptic number.

It is an amenable number.

445514503665 is a deficient number, since it is larger than the sum of its proper divisors (444514429455).

445514503665 is a wasteful number, since it uses less digits than its factorization.

445514503665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 570462.

The product of its (nonzero) digits is 4320000, while the sum is 48.

The spelling of 445514503665 in words is "four hundred forty-five billion, five hundred fourteen million, five hundred three thousand, six hundred sixty-five".