445320504953 has 8 divisors (see below), whose sum is σ = 447407095872. Its totient is φ = 443235009456.

The previous prime is 445320504919. The next prime is 445320504961. The reversal of 445320504953 is 359405023544.

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 a de Polignac number, because none of the positive numbers 2^k-445320504953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (445320504053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 546851 + ... + 1090727.

It is an arithmetic number, because the mean of its divisors is an integer number (55925886984).

Almost surely, 2^445320504953 is an apocalyptic number.

It is an amenable number.

445320504953 is a deficient number, since it is larger than the sum of its proper divisors (2086590919).

445320504953 is a wasteful number, since it uses less digits than its factorization.

445320504953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 547711.

The product of its (nonzero) digits is 1296000, while the sum is 44.

The spelling of 445320504953 in words is "four hundred forty-five billion, three hundred twenty million, five hundred four thousand, nine hundred fifty-three".