109554648698880 has 1664 divisors, whose sum is σ = 495504912384000. Its totient is φ = 22764168806400.

The previous prime is 109554648698843. The next prime is 109554648698909. The reversal of 109554648698880 is 88896846455901.

109554648698880 is a `hidden beast` number, since 1 + 0 + 9 + 5 + 5 + 46 + 486 + 98 + 8 + 8 + 0 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 109554648698880.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 2086291825 + ... + 2086344335.

Almost surely, 2^{109554648698880} is an apocalyptic number.

109554648698880 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 109554648698880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (247752456192000).

109554648698880 is an abundant number, since it is smaller than the sum of its proper divisors (385950263685120).

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

109554648698880 is an equidigital number, since it uses as much as digits as its factorization.

109554648698880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52581 (or 52539 counting only the distinct ones).

The product of its (nonzero) digits is 4777574400, while the sum is 81.

The spelling of 109554648698880 in words is "one hundred nine trillion, five hundred fifty-four billion, six hundred forty-eight million, six hundred ninety-eight thousand, eight hundred eighty".