445750072170772 has 24 divisors (see below), whose sum is σ = 780357911614400. Its totient is φ = 222790670496576.

The previous prime is 445750072170691. The next prime is 445750072170817. The reversal of 445750072170772 is 277071270057544.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1947591679 + ... + 1947820537.

Almost surely, 2^{445750072170772} is an apocalyptic number.

It is an amenable number.

445750072170772 is a deficient number, since it is larger than the sum of its proper divisors (334607839443628).

445750072170772 is a wasteful number, since it uses less digits than its factorization.

445750072170772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411055 (or 411053 counting only the distinct ones).

The product of its (nonzero) digits is 26891200, while the sum is 58.

The spelling of 445750072170772 in words is "four hundred forty-five trillion, seven hundred fifty billion, seventy-two million, one hundred seventy thousand, seven hundred seventy-two".