109041171078 has 384 divisors, whose sum is σ = 290405606400. Its totient is φ = 27064934400.

The previous prime is 109041171053. The next prime is 109041171079. The reversal of 109041171078 is 870171140901.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109041171079) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 350614543 + ... + 350614853.

It is an arithmetic number, because the mean of its divisors is an integer number (756264600).

Almost surely, 2^109041171078 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 109041171078, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (145202803200).

109041171078 is an abundant number, since it is smaller than the sum of its proper divisors (181364435322).

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

109041171078 is a wasteful number, since it uses less digits than its factorization.

109041171078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476 (or 469 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 39.

The spelling of 109041171078 in words is "one hundred nine billion, forty-one million, one hundred seventy-one thousand, seventy-eight".