83858085838 has 8 divisors (see below), whose sum is σ = 125788630032. Its totient is φ = 41928542496.

The previous prime is 83858085827. The next prime is 83858085889.

83858085838 is nontrivially palindromic in base 10.

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

It is a self number, because there is not a number n which added to its sum of digits gives 83858085838.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15831 + ... + 409837.

It is an arithmetic number, because the mean of its divisors is an integer number (15723578754).

Almost surely, 2^83858085838 is an apocalyptic number.

83858085838 is a deficient number, since it is larger than the sum of its proper divisors (41930544194).

83858085838 is a wasteful number, since it uses less digits than its factorization.

83858085838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500426.

The product of its (nonzero) digits is 58982400, while the sum is 64.

The spelling of 83858085838 in words is "eighty-three billion, eight hundred fifty-eight million, eighty-five thousand, eight hundred thirty-eight".