445513882915 has 8 divisors (see below), whose sum is σ = 566064698400. Its totient is φ = 335445747072.

The previous prime is 445513882909. The next prime is 445513882939. The reversal of 445513882915 is 519288315544.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 445513882915 - 2³⁷ = 308074929443 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2620669815 + ... + 2620669984.

It is an arithmetic number, because the mean of its divisors is an integer number (70758087300).

Almost surely, 2^445513882915 is an apocalyptic number.

445513882915 is a deficient number, since it is larger than the sum of its proper divisors (120550815485).

445513882915 is a wasteful number, since it uses less digits than its factorization.

445513882915 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5241339821.

The product of its digits is 6912000, while the sum is 55.

The spelling of 445513882915 in words is "four hundred forty-five billion, five hundred thirteen million, eight hundred eighty-two thousand, nine hundred fifteen".