106715767778108 has 24 divisors (see below), whose sum is σ = 186947030136048. Its totient is φ = 53302336281216.

The previous prime is 106715767778099. The next prime is 106715767778111. The reversal of 106715767778108 is 801877767517601.

It is a super-2 number, since 2×106715767778108² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75448535 + ... + 76849937.

It is an arithmetic number, because the mean of its divisors is an integer number (7789459589002).

Almost surely, 2^{106715767778108} is an apocalyptic number.

It is an amenable number.

106715767778108 is a deficient number, since it is larger than the sum of its proper divisors (80231262357940).

106715767778108 is a wasteful number, since it uses less digits than its factorization.

106715767778108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1421213 (or 1421211 counting only the distinct ones).

The product of its (nonzero) digits is 193616640, while the sum is 71.

The spelling of 106715767778108 in words is "one hundred six trillion, seven hundred fifteen billion, seven hundred sixty-seven million, seven hundred seventy-eight thousand, one hundred eight".