109639233756 has 72 divisors (see below), whose sum is σ = 308090217344. Its totient is φ = 32646913920.

The previous prime is 109639233751. The next prime is 109639233797. The reversal of 109639233756 is 657332936901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109639233751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3764071 + ... + 3793086.

Almost surely, 2^109639233756 is an apocalyptic number.

It is an amenable number.

109639233756 is an abundant number, since it is smaller than the sum of its proper divisors (198450983588).

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

109639233756 is a wasteful number, since it uses less digits than its factorization.

109639233756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7557211 (or 7557206 counting only the distinct ones).

The product of its (nonzero) digits is 5511240, while the sum is 54.

The spelling of 109639233756 in words is "one hundred nine billion, six hundred thirty-nine million, two hundred thirty-three thousand, seven hundred fifty-six".