109691619480 has 192 divisors, whose sum is σ = 359797800960. Its totient is φ = 28981592064.

The previous prime is 109691619439. The next prime is 109691619529. The reversal of 109691619480 is 84916196901.

109691619480 is a `hidden beast` number, since 10 + 9 + 6 + 9 + 1 + 619 + 4 + 8 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 17853289 + ... + 17859431.

It is an arithmetic number, because the mean of its divisors is an integer number (1873946880).

Almost surely, 2^109691619480 is an apocalyptic number.

109691619480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 109691619480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (179898900480).

109691619480 is an abundant number, since it is smaller than the sum of its proper divisors (250106181480).

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

109691619480 is a wasteful number, since it uses less digits than its factorization.

109691619480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6610 (or 6603 counting only the distinct ones).

The product of its (nonzero) digits is 839808, while the sum is 54.

The spelling of 109691619480 in words is "one hundred nine billion, six hundred ninety-one million, six hundred nineteen thousand, four hundred eighty".