109709579980 has 288 divisors, whose sum is σ = 331438383360. Its totient is φ = 29902763520.

The previous prime is 109709579977. The next prime is 109709580023. The reversal of 109709579980 is 89975907901.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2642059 + ... + 2683261.

It is an arithmetic number, because the mean of its divisors is an integer number (1150827720).

Almost surely, 2^109709579980 is an apocalyptic number.

109709579980 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 109709579980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (165719191680).

109709579980 is an abundant number, since it is smaller than the sum of its proper divisors (221728803380).

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

109709579980 is a wasteful number, since it uses less digits than its factorization.

109709579980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41269 (or 41260 counting only the distinct ones).

The product of its (nonzero) digits is 12859560, while the sum is 64.

The spelling of 109709579980 in words is "one hundred nine billion, seven hundred nine million, five hundred seventy-nine thousand, nine hundred eighty".