100091510075438 has 16 divisors (see below), whose sum is σ = 171586592943840. Its totient is φ = 42896074685856.

The previous prime is 100091510075437. The next prime is 100091510075449. The reversal of 100091510075438 is 834570015190001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100091510075437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21722153 + ... + 25923636.

It is an arithmetic number, because the mean of its divisors is an integer number (10724162058990).

Almost surely, 2^{100091510075438} is an apocalyptic number.

100091510075438 is a deficient number, since it is larger than the sum of its proper divisors (71495082868402).

100091510075438 is a wasteful number, since it uses less digits than its factorization.

100091510075438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47795851.

The product of its (nonzero) digits is 151200, while the sum is 44.

The spelling of 100091510075438 in words is "one hundred trillion, ninety-one billion, five hundred ten million, seventy-five thousand, four hundred thirty-eight".