109789812946926 has 96 divisors (see below), whose sum is σ = 279430285854720. Its totient is φ = 30501622533312.

The previous prime is 109789812946897. The next prime is 109789812946973. The reversal of 109789812946926 is 629649218987901.

109789812946926 is a `hidden beast` number, since 1 + 0 + 9 + 7 + 8 + 9 + 8 + 129 + 469 + 26 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 44226541 + ... + 46642968.

It is an arithmetic number, because the mean of its divisors is an integer number (2910732144320).

Almost surely, 2^{109789812946926} is an apocalyptic number.

109789812946926 is an abundant number, since it is smaller than the sum of its proper divisors (169640472907794).

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

109789812946926 is a wasteful number, since it uses less digits than its factorization.

109789812946926 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90869790 (or 90869787 counting only the distinct ones).

The product of its (nonzero) digits is 1693052928, while the sum is 81.

The spelling of 109789812946926 in words is "one hundred nine trillion, seven hundred eighty-nine billion, eight hundred twelve million, nine hundred forty-six thousand, nine hundred twenty-six".