84445379404 has 6 divisors (see below), whose sum is σ = 147779413964. Its totient is φ = 42222689700.

The previous prime is 84445379401. The next prime is 84445379423. The reversal of 84445379404 is 40497354448.

It is not an unprimeable number, because it can be changed into a prime (84445379401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10555672422 + ... + 10555672429.

Almost surely, 2^84445379404 is an apocalyptic number.

It is an amenable number.

84445379404 is a deficient number, since it is larger than the sum of its proper divisors (63334034560).

84445379404 is a wasteful number, since it uses less digits than its factorization.

84445379404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21111344855 (or 21111344853 counting only the distinct ones).

The product of its (nonzero) digits is 7741440, while the sum is 52.

The spelling of 84445379404 in words is "eighty-four billion, four hundred forty-five million, three hundred seventy-nine thousand, four hundred four".