106682778164 has 6 divisors (see below), whose sum is σ = 186694861794. Its totient is φ = 53341389080.

The previous prime is 106682778119. The next prime is 106682778187. The reversal of 106682778164 is 461877286601.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 57955747600 + 48727030564 = 240740^2 + 220742^2 .

It is a super-2 number, since 2×106682778164² (a number of 23 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 as a sum of consecutive naturals, namely, 13335347267 + ... + 13335347274.

It is an arithmetic number, because the mean of its divisors is an integer number (31115810299).

Almost surely, 2^106682778164 is an apocalyptic number.

It is an amenable number.

106682778164 is a deficient number, since it is larger than the sum of its proper divisors (80012083630).

106682778164 is a wasteful number, since it uses less digits than its factorization.

106682778164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26670694545 (or 26670694543 counting only the distinct ones).

The product of its (nonzero) digits is 5419008, while the sum is 56.

The spelling of 106682778164 in words is "one hundred six billion, six hundred eighty-two million, seven hundred seventy-eight thousand, one hundred sixty-four".