83435653438 has 16 divisors (see below), whose sum is σ = 138276992160. Its totient is φ = 37556713216.

The previous prime is 83435653409. The next prime is 83435653447.

83435653438 is nontrivially palindromic in base 10.

It is a super-3 number, since 3×83435653438³ (a number of 34 digits) contains 333 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 (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53346823 + ... + 53348386.

It is an arithmetic number, because the mean of its divisors is an integer number (8642312010).

Almost surely, 2^83435653438 is an apocalyptic number.

83435653438 is a deficient number, since it is larger than the sum of its proper divisors (54841338722).

83435653438 is a wasteful number, since it uses less digits than its factorization.

83435653438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106695251.

The product of its digits is 12441600, while the sum is 52.

The spelling of 83435653438 in words is "eighty-three billion, four hundred thirty-five million, six hundred fifty-three thousand, four hundred thirty-eight".