106561015600668 has 48 divisors (see below), whose sum is σ = 249424260857856. Its totient is φ = 35408769318720.

The previous prime is 106561015600651. The next prime is 106561015600687. The reversal of 106561015600668 is 866006510165601.

It is a super-2 number, since 2×106561015600668² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 106561015600668.

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, 1511196 + ... + 14676707.

It is an arithmetic number, because the mean of its divisors is an integer number (5196338767872).

Almost surely, 2^{106561015600668} is an apocalyptic number.

It is an amenable number.

106561015600668 is an abundant number, since it is smaller than the sum of its proper divisors (142863245257188).

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

106561015600668 is a wasteful number, since it uses less digits than its factorization.

106561015600668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16189634 (or 16189632 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 51.

The spelling of 106561015600668 in words is "one hundred six trillion, five hundred sixty-one billion, fifteen million, six hundred thousand, six hundred sixty-eight".