107665656 has 64 divisors (see below), whose sum is σ = 311865600. Its totient is φ = 30336768.

The previous prime is 107665643. The next prime is 107665667. The reversal of 107665656 is 656566701.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7875 + ... + 16653.

It is an arithmetic number, because the mean of its divisors is an integer number (4872900).

Almost surely, 2^107665656 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 107665656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (155932800).

107665656 is an abundant number, since it is smaller than the sum of its proper divisors (204199944).

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

107665656 is a wasteful number, since it uses less digits than its factorization.

107665656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8868 (or 8864 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 42.

The square root of 107665656 is about 10376.2062431314. The cubic root of 107665656 is about 475.7283835131.

The spelling of 107665656 in words is "one hundred seven million, six hundred sixty-five thousand, six hundred fifty-six".