84845213288 has 32 divisors (see below), whose sum is σ = 177239525760. Its totient is φ = 37745450880.

The previous prime is 84845213287. The next prime is 84845213309. The reversal of 84845213288 is 88231254848.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (84845213287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10252781 + ... + 10261052.

It is an arithmetic number, because the mean of its divisors is an integer number (5538735180).

Almost surely, 2^84845213288 is an apocalyptic number.

84845213288 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

84845213288 is an abundant number, since it is smaller than the sum of its proper divisors (92394312472).

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

84845213288 is a wasteful number, since it uses less digits than its factorization.

84845213288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20513897 (or 20513893 counting only the distinct ones).

The product of its digits is 3932160, while the sum is 53.

The spelling of 84845213288 in words is "eighty-four billion, eight hundred forty-five million, two hundred thirteen thousand, two hundred eighty-eight".