109041912408 has 128 divisors (see below), whose sum is σ = 320920185600. Its totient is φ = 30438643200.

The previous prime is 109041912391. The next prime is 109041912409. The reversal of 109041912408 is 804219140901.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109041912409) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1652758 + ... + 1717466.

It is an arithmetic number, because the mean of its divisors is an integer number (2507188950).

Almost surely, 2^109041912408 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 109041912408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160460092800).

109041912408 is an abundant number, since it is smaller than the sum of its proper divisors (211878273192).

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

109041912408 is a wasteful number, since it uses less digits than its factorization.

109041912408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65233 (or 65229 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 39.

The spelling of 109041912408 in words is "one hundred nine billion, forty-one million, nine hundred twelve thousand, four hundred eight".