106404720746 has 8 divisors (see below), whose sum is σ = 159748454820. Its totient is φ = 53155235808.

The previous prime is 106404720739. The next prime is 106404720749. The reversal of 106404720746 is 647027404601.

It can be written as a sum of positive squares in 2 ways, for example, as 70219170121 + 36185550625 = 264989^2 + 190225^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×106404720746² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (106404720749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23559461 + ... + 23563976.

Almost surely, 2^106404720746 is an apocalyptic number.

106404720746 is a deficient number, since it is larger than the sum of its proper divisors (53343734074).

106404720746 is a wasteful number, since it uses less digits than its factorization.

106404720746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47124568.

The product of its (nonzero) digits is 225792, while the sum is 41.

The spelling of 106404720746 in words is "one hundred six billion, four hundred four million, seven hundred twenty thousand, seven hundred forty-six".