445766216032403 has 12 divisors (see below), whose sum is σ = 518652426614400. Its totient is φ = 382005710129232.

The previous prime is 445766216032399. The next prime is 445766216032453. The reversal of 445766216032403 is 304230612667544.

It is not a de Polignac number, because 445766216032403 - 2² = 445766216032399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (445766216032453) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 947594576 + ... + 948064877.

It is an arithmetic number, because the mean of its divisors is an integer number (43221035551200).

Almost surely, 2^{445766216032403} is an apocalyptic number.

445766216032403 is a deficient number, since it is larger than the sum of its proper divisors (72886210581997).

445766216032403 is a wasteful number, since it uses less digits than its factorization.

445766216032403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1895664266 (or 1895664259 counting only the distinct ones).

The product of its (nonzero) digits is 17418240, while the sum is 53.

Adding to 445766216032403 its reverse (304230612667544), we get a palindrome (749996828699947).

The spelling of 445766216032403 in words is "four hundred forty-five trillion, seven hundred sixty-six billion, two hundred sixteen million, thirty-two thousand, four hundred three".