106780244786 has 8 divisors (see below), whose sum is σ = 160287028524. Its totient is φ = 53351235280.

The previous prime is 106780244723. The next prime is 106780244833. The reversal of 106780244786 is 687442087601.

It can be written as a sum of positive squares in 2 ways, for example, as 66393313561 + 40386931225 = 257669^2 + 200965^2 .

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

It is a super-2 number, since 2×106780244786² (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 (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19440125 + ... + 19445616.

Almost surely, 2^106780244786 is an apocalyptic number.

106780244786 is a deficient number, since it is larger than the sum of its proper divisors (53506783738).

106780244786 is a wasteful number, since it uses less digits than its factorization.

106780244786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38887116.

The product of its (nonzero) digits is 3612672, while the sum is 53.

The spelling of 106780244786 in words is "one hundred six billion, seven hundred eighty million, two hundred forty-four thousand, seven hundred eighty-six".