445765417672642 has 8 divisors (see below), whose sum is σ = 684198082939536. Its totient is φ = 217699390026132.

The previous prime is 445765417672639. The next prime is 445765417672643. The reversal of 445765417672642 is 246276714567544.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (445765417672643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2591659404988 + ... + 2591659405159.

It is an arithmetic number, because the mean of its divisors is an integer number (85524760367442).

Almost surely, 2^{445765417672642} is an apocalyptic number.

445765417672642 is a deficient number, since it is larger than the sum of its proper divisors (238432665266894).

445765417672642 is a wasteful number, since it uses less digits than its factorization.

445765417672642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5183318810192.

The product of its digits is 1896652800, while the sum is 70.

The spelling of 445765417672642 in words is "four hundred forty-five trillion, seven hundred sixty-five billion, four hundred seventeen million, six hundred seventy-two thousand, six hundred forty-two".