84405250448 has 20 divisors (see below), whose sum is σ = 164448782640. Its totient is φ = 41966854944.

The previous prime is 84405250441. The next prime is 84405250499.

84405250448 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 84405250399 and 84405250408.

It is not an unprimeable number, because it can be changed into a prime (84405250441) 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 3 ways as a sum of consecutive naturals, for example, 14732690 + ... + 14738417.

It is an arithmetic number, because the mean of its divisors is an integer number (8222439132).

Almost surely, 2^84405250448 is an apocalyptic number.

It is an amenable number.

84405250448 is a deficient number, since it is larger than the sum of its proper divisors (80043532192).

84405250448 is a wasteful number, since it uses less digits than its factorization.

84405250448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29471294 (or 29471288 counting only the distinct ones).

The product of its (nonzero) digits is 819200, while the sum is 44.

The spelling of 84405250448 in words is "eighty-four billion, four hundred five million, two hundred fifty thousand, four hundred forty-eight".