100138459375 has 12 divisors (see below), whose sum is σ = 125165067048. Its totient is φ = 80110765000.

The previous prime is 100138459363. The next prime is 100138459411. The reversal of 100138459375 is 573954831001.

It is a happy number.

It is not a de Polignac number, because 100138459375 - 2⁷ = 100138459247 is a prime.

It is a super-2 number, since 2×100138459375² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16019029 + ... + 16025278.

It is an arithmetic number, because the mean of its divisors is an integer number (10430422254).

Almost surely, 2^100138459375 is an apocalyptic number.

100138459375 is a deficient number, since it is larger than the sum of its proper divisors (25026607673).

100138459375 is an frugal number, since it uses more digits than its factorization.

100138459375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32044332 (or 32044312 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 46.

The spelling of 100138459375 in words is "one hundred billion, one hundred thirty-eight million, four hundred fifty-nine thousand, three hundred seventy-five".