109348588172 has 36 divisors (see below), whose sum is σ = 198876228768. Its totient is φ = 52604445600.

The previous prime is 109348588171. The next prime is 109348588199. The reversal of 109348588172 is 271885843901.

It is a super-2 number, since 2×109348588172² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (109348588171) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 582797 + ... + 747227.

It is an arithmetic number, because the mean of its divisors is an integer number (5524339688).

Almost surely, 2^109348588172 is an apocalyptic number.

It is an amenable number.

109348588172 is a deficient number, since it is larger than the sum of its proper divisors (89527640596).

109348588172 is a wasteful number, since it uses less digits than its factorization.

109348588172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164670 (or 164637 counting only the distinct ones).

The product of its (nonzero) digits is 3870720, while the sum is 56.

The spelling of 109348588172 in words is "one hundred nine billion, three hundred forty-eight million, five hundred eighty-eight thousand, one hundred seventy-two".