83558221744 has 20 divisors (see below), whose sum is σ = 162204807960. Its totient is φ = 41698916480.

The previous prime is 83558221741. The next prime is 83558221753. The reversal of 83558221744 is 44712285538.

It is not an unprimeable number, because it can be changed into a prime (83558221741) 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, 5003554 + ... + 5020225.

It is an arithmetic number, because the mean of its divisors is an integer number (8110240398).

Almost surely, 2^83558221744 is an apocalyptic number.

It is an amenable number.

83558221744 is a deficient number, since it is larger than the sum of its proper divisors (78646586216).

83558221744 is a wasteful number, since it uses less digits than its factorization.

83558221744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10024308 (or 10024302 counting only the distinct ones).

The product of its digits is 2150400, while the sum is 49.

The spelling of 83558221744 in words is "eighty-three billion, five hundred fifty-eight million, two hundred twenty-one thousand, seven hundred forty-four".