83628682638 has 8 divisors (see below), whose sum is σ = 167257365288. Its totient is φ = 27876227544.

The previous prime is 83628682637. The next prime is 83628682649.

83628682638 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

83628682638 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83628682637) 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, 6969056881 + ... + 6969056892.

It is an arithmetic number, because the mean of its divisors is an integer number (20907170661).

Almost surely, 2^83628682638 is an apocalyptic number.

83628682638 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

83628682638 is a wasteful number, since it uses less digits than its factorization.

83628682638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13938113778.

The product of its digits is 31850496, while the sum is 60.

The spelling of 83628682638 in words is "eighty-three billion, six hundred twenty-eight million, six hundred eighty-two thousand, six hundred thirty-eight".