100538639082 has 24 divisors (see below), whose sum is σ = 248952820896. Its totient is φ = 28725325416.

The previous prime is 100538639077. The next prime is 100538639087. The reversal of 100538639082 is 280936835001.

It is a happy number.

100538639082 is a `hidden beast` number, since 1 + 0 + 0 + 5 + 3 + 8 + 639 + 0 + 8 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (100538639077) and next prime (100538639087).

It is not an unprimeable number, because it can be changed into a prime (100538639087) 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 11 ways as a sum of consecutive naturals, for example, 398962728 + ... + 398962979.

It is an arithmetic number, because the mean of its divisors is an integer number (10373034204).

Almost surely, 2^100538639082 is an apocalyptic number.

100538639082 is an abundant number, since it is smaller than the sum of its proper divisors (148414181814).

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

100538639082 is a wasteful number, since it uses less digits than its factorization.

100538639082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 797925722 (or 797925719 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The spelling of 100538639082 in words is "one hundred billion, five hundred thirty-eight million, six hundred thirty-nine thousand, eighty-two".