83325853784 has 64 divisors (see below), whose sum is σ = 163944345600. Its totient is φ = 39628283904.

The previous prime is 83325853697. The next prime is 83325853789. The reversal of 83325853784 is 48735852338.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83325853789) 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 15 ways as a sum of consecutive naturals, for example, 37214537 + ... + 37216775.

It is an arithmetic number, because the mean of its divisors is an integer number (2561630400).

Almost surely, 2^83325853784 is an apocalyptic number.

It is an amenable number.

83325853784 is a deficient number, since it is larger than the sum of its proper divisors (80618491816).

83325853784 is a wasteful number, since it uses less digits than its factorization.

83325853784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3312 (or 3308 counting only the distinct ones).

The product of its digits is 19353600, while the sum is 56.

The spelling of 83325853784 in words is "eighty-three billion, three hundred twenty-five million, eight hundred fifty-three thousand, seven hundred eighty-four".