847434434748 has 96 divisors (see below), whose sum is σ = 2181183863040. Its totient is φ = 253938240000.

The previous prime is 847434434699. The next prime is 847434434753.

847434434748 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 847434434691 and 847434434700.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 10746303 + ... + 10824873.

It is an arithmetic number, because the mean of its divisors is an integer number (22720665240).

Almost surely, 2^847434434748 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 847434434748, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1090591931520).

847434434748 is an abundant number, since it is smaller than the sum of its proper divisors (1333749428292).

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

847434434748 is a wasteful number, since it uses less digits than its factorization.

847434434748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79499 (or 79497 counting only the distinct ones).

The product of its digits is 115605504, while the sum is 60.

The spelling of 847434434748 in words is "eight hundred forty-seven billion, four hundred thirty-four million, four hundred thirty-four thousand, seven hundred forty-eight".