83401810318 has 16 divisors (see below), whose sum is σ = 134752997376. Its totient is φ = 38601117720.

The previous prime is 83401810301. The next prime is 83401810333. The reversal of 83401810318 is 81301810438.

It is a super-2 number, since 2×83401810318² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 29241846 + ... + 29244697.

It is an arithmetic number, because the mean of its divisors is an integer number (8422062336).

Almost surely, 2^83401810318 is an apocalyptic number.

83401810318 is a deficient number, since it is larger than the sum of its proper divisors (51351187058).

83401810318 is a wasteful number, since it uses less digits than its factorization.

83401810318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58486599.

The product of its (nonzero) digits is 18432, while the sum is 37.

The spelling of 83401810318 in words is "eighty-three billion, four hundred one million, eight hundred ten thousand, three hundred eighteen".