106510664999 has 4 divisors (see below), whose sum is σ = 106511517840. Its totient is φ = 106509812160.

The previous prime is 106510664989. The next prime is 106510665007. The reversal of 106510664999 is 999466015601.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 999466015601 = 769 ⋅1299695729.

It is a cyclic number.

It is not a de Polignac number, because 106510664999 - 2¹² = 106510660903 is a prime.

It is a super-2 number, since 2×106510664999² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106510664969) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 198467 + ... + 502404.

It is an arithmetic number, because the mean of its divisors is an integer number (26627879460).

Almost surely, 2^106510664999 is an apocalyptic number.

106510664999 is a deficient number, since it is larger than the sum of its proper divisors (852841).

106510664999 is an equidigital number, since it uses as much as digits as its factorization.

106510664999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 852840.

The product of its (nonzero) digits is 3149280, while the sum is 56.

The spelling of 106510664999 in words is "one hundred six billion, five hundred ten million, six hundred sixty-four thousand, nine hundred ninety-nine".