106720611072156 has 72 divisors (see below), whose sum is σ = 277066415109120. Its totient is φ = 34610909095296.

The previous prime is 106720611072139. The next prime is 106720611072191. The reversal of 106720611072156 is 651270116027601.

106720611072156 is a `hidden beast` number, since 1 + 0 + 6 + 7 + 2 + 0 + 611 + 0 + 7 + 21 + 5 + 6 = 666.

It is a super-2 number, since 2×106720611072156² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38113765 + ... + 40817891.

Almost surely, 2^{106720611072156} is an apocalyptic number.

It is an amenable number.

106720611072156 is an abundant number, since it is smaller than the sum of its proper divisors (170345804036964).

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

106720611072156 is a wasteful number, since it uses less digits than its factorization.

106720611072156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2733803 (or 2733798 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 45.

Adding to 106720611072156 its reverse (651270116027601), we get a palindrome (757990727099757).

The spelling of 106720611072156 in words is "one hundred six trillion, seven hundred twenty billion, six hundred eleven million, seventy-two thousand, one hundred fifty-six".