101566065008 has 20 divisors (see below), whose sum is σ = 202102745400. Its totient is φ = 49410517824.

The previous prime is 101566064989. The next prime is 101566065017. The reversal of 101566065008 is 800560665101.

It is a super-2 number, since 2×101566065008² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85781558 + ... + 85782741.

It is an arithmetic number, because the mean of its divisors is an integer number (10105137270).

Almost surely, 2^101566065008 is an apocalyptic number.

It is an amenable number.

101566065008 is a deficient number, since it is larger than the sum of its proper divisors (100536680392).

101566065008 is a wasteful number, since it uses less digits than its factorization.

101566065008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171564344 (or 171564338 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 38.

The spelling of 101566065008 in words is "one hundred one billion, five hundred sixty-six million, sixty-five thousand, eight".