445077873643 has 16 divisors (see below), whose sum is σ = 481952894976. Its totient is φ = 408585947040.

The previous prime is 445077873641. The next prime is 445077873697. The reversal of 445077873643 is 346378770544.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 445077873643 - 2¹ = 445077873641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (445077873641) 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, 1598908 + ... + 1856518.

It is an arithmetic number, because the mean of its divisors is an integer number (30122055936).

Almost surely, 2^445077873643 is an apocalyptic number.

445077873643 is a deficient number, since it is larger than the sum of its proper divisors (36875021333).

445077873643 is a wasteful number, since it uses less digits than its factorization.

445077873643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258354.

The product of its (nonzero) digits is 47416320, while the sum is 58.

The spelling of 445077873643 in words is "four hundred forty-five billion, seventy-seven million, eight hundred seventy-three thousand, six hundred forty-three".