445750034107021 has 16 divisors (see below), whose sum is σ = 526441573089280. Its totient is φ = 369338913062640.

The previous prime is 445750034107019. The next prime is 445750034107069. The reversal of 445750034107021 is 120701430057544.

It is a cyclic number.

It is not a de Polignac number, because 445750034107021 - 2¹ = 445750034107019 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445750034147021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1132188861 + ... + 1132582498.

It is an arithmetic number, because the mean of its divisors is an integer number (32902598318080).

Almost surely, 2^{445750034107021} is an apocalyptic number.

It is an amenable number.

445750034107021 is a deficient number, since it is larger than the sum of its proper divisors (80691538982259).

445750034107021 is a wasteful number, since it uses less digits than its factorization.

445750034107021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2264772304.

The product of its (nonzero) digits is 470400, while the sum is 43.

The spelling of 445750034107021 in words is "four hundred forty-five trillion, seven hundred fifty billion, thirty-four million, one hundred seven thousand, twenty-one".