84520373442 has 16 divisors (see below), whose sum is σ = 169043686560. Its totient is φ = 28172967872.

The previous prime is 84520373423. The next prime is 84520373447. The reversal of 84520373442 is 24437302548.

It is a junction number, because it is equal to n+sod(n) for n = 84520373394 and 84520373403.

It is not an unprimeable number, because it can be changed into a prime (84520373447) 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 in 7 ways as a sum of consecutive naturals, for example, 476938 + ... + 629690.

It is an arithmetic number, because the mean of its divisors is an integer number (10565230410).

Almost surely, 2^84520373442 is an apocalyptic number.

84520373442 is an abundant number, since it is smaller than the sum of its proper divisors (84523313118).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84520373442 is a wasteful number, since it uses less digits than its factorization.

84520373442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244977.

The product of its (nonzero) digits is 645120, while the sum is 42.

The spelling of 84520373442 in words is "eighty-four billion, five hundred twenty million, three hundred seventy-three thousand, four hundred forty-two".