101505506665612 has 12 divisors (see below), whose sum is σ = 203011013331280. Its totient is φ = 43502359999536.

The previous prime is 101505506665579. The next prime is 101505506665627. The reversal of 101505506665612 is 216566605505101.

101505506665612 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1812598333287 + ... + 1812598333342.

Almost surely, 2^{101505506665612} is an apocalyptic number.

It is an amenable number.

101505506665612 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101505506665612 is a wasteful number, since it uses less digits than its factorization.

101505506665612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3625196666640 (or 3625196666638 counting only the distinct ones).

The product of its (nonzero) digits is 1620000, while the sum is 49.

The spelling of 101505506665612 in words is "one hundred one trillion, five hundred five billion, five hundred six million, six hundred sixty-five thousand, six hundred twelve".