106139920158 has 16 divisors (see below), whose sum is σ = 235866489360. Its totient is φ = 35379973368.

The previous prime is 106139920127. The next prime is 106139920169. The reversal of 106139920158 is 851029931601.

106139920158 is a `hidden beast` number, since 1 + 0 + 6 + 1 + 399 + 201 + 58 = 666.

It is a super-2 number, since 2×106139920158² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 982776985 + ... + 982777092.

It is an arithmetic number, because the mean of its divisors is an integer number (14741655585).

Almost surely, 2^106139920158 is an apocalyptic number.

106139920158 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

106139920158 is an abundant number, since it is smaller than the sum of its proper divisors (129726569202).

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

106139920158 is a wasteful number, since it uses less digits than its factorization.

106139920158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1965554088 (or 1965554082 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 45.

The spelling of 106139920158 in words is "one hundred six billion, one hundred thirty-nine million, nine hundred twenty thousand, one hundred fifty-eight".