101566070215556 has 12 divisors (see below), whose sum is σ = 187095392502480. Its totient is φ = 48110243786280.

The previous prime is 101566070215531. The next prime is 101566070215573. The reversal of 101566070215556 is 655512070665101.

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, 668197830290 + ... + 668197830441.

It is an arithmetic number, because the mean of its divisors is an integer number (15591282708540).

Almost surely, 2^{101566070215556} is an apocalyptic number.

It is an amenable number.

101566070215556 is a deficient number, since it is larger than the sum of its proper divisors (85529322286924).

101566070215556 is a wasteful number, since it uses less digits than its factorization.

101566070215556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1336395660754 (or 1336395660752 counting only the distinct ones).

The product of its (nonzero) digits is 1890000, while the sum is 50.

The spelling of 101566070215556 in words is "one hundred one trillion, five hundred sixty-six billion, seventy million, two hundred fifteen thousand, five hundred fifty-six".