83454423851136 has 256 divisors, whose sum is σ = 242159798119680. Its totient is φ = 25309598515200.

The previous prime is 83454423851119. The next prime is 83454423851171. The reversal of 83454423851136 is 63115832445438.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 550556796 + ... + 550708356.

It is an arithmetic number, because the mean of its divisors is an integer number (945936711405).

Almost surely, 2^{83454423851136} 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 83454423851136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (121079899059840).

83454423851136 is an abundant number, since it is smaller than the sum of its proper divisors (158705374268544).

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

83454423851136 is a wasteful number, since it uses less digits than its factorization.

83454423851136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153175 (or 153163 counting only the distinct ones).

The product of its digits is 33177600, while the sum is 57.

The spelling of 83454423851136 in words is "eighty-three trillion, four hundred fifty-four billion, four hundred twenty-three million, eight hundred fifty-one thousand, one hundred thirty-six".