106166784394 has 16 divisors (see below), whose sum is σ = 173801570976. Its totient is φ = 48237044400.

The previous prime is 106166784389. The next prime is 106166784403. The reversal of 106166784394 is 493487661601.

It is a super-2 number, since 2×106166784394² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 976437 + ... + 1079704.

It is an arithmetic number, because the mean of its divisors is an integer number (10862598186).

Almost surely, 2^106166784394 is an apocalyptic number.

106166784394 is a deficient number, since it is larger than the sum of its proper divisors (67634786582).

106166784394 is a wasteful number, since it uses less digits than its factorization.

106166784394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2058501.

The product of its (nonzero) digits is 5225472, while the sum is 55.

The spelling of 106166784394 in words is "one hundred six billion, one hundred sixty-six million, seven hundred eighty-four thousand, three hundred ninety-four".