106888878566 has 4 divisors (see below), whose sum is σ = 160333317852. Its totient is φ = 53444439282.

The previous prime is 106888878553. The next prime is 106888878583. The reversal of 106888878566 is 665878888601.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×106888878566² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 106888878566.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 26722219640 + ... + 26722219643.

It is an arithmetic number, because the mean of its divisors is an integer number (40083329463).

Almost surely, 2^106888878566 is an apocalyptic number.

106888878566 is a deficient number, since it is larger than the sum of its proper divisors (53444439286).

106888878566 is an equidigital number, since it uses as much as digits as its factorization.

106888878566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53444439285.

The product of its (nonzero) digits is 247726080, while the sum is 71.

The spelling of 106888878566 in words is "one hundred six billion, eight hundred eighty-eight million, eight hundred seventy-eight thousand, five hundred sixty-six".