445773443541766 has 16 divisors (see below), whose sum is σ = 668857261185648. Its totient is φ = 222821025084000.

The previous prime is 445773443541763. The next prime is 445773443541773. The reversal of 445773443541766 is 667145344377544.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 445773443541695 and 445773443541704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445773443541763) 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, 497261041 + ... + 498156691.

It is an arithmetic number, because the mean of its divisors is an integer number (41803578824103).

Almost surely, 2^{445773443541766} is an apocalyptic number.

445773443541766 is a deficient number, since it is larger than the sum of its proper divisors (223083817643882).

445773443541766 is a wasteful number, since it uses less digits than its factorization.

445773443541766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 968727.

The product of its digits is 2844979200, while the sum is 70.

The spelling of 445773443541766 in words is "four hundred forty-five trillion, seven hundred seventy-three billion, four hundred forty-three million, five hundred forty-one thousand, seven hundred sixty-six".