101566065000 has 80 divisors (see below), whose sum is σ = 317292433920. Its totient is φ = 27084280000.

The previous prime is 101566064989. The next prime is 101566065017. The reversal of 101566065000 is 560665101.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3370536 + ... + 3400535.

It is an arithmetic number, because the mean of its divisors is an integer number (3966155424).

Almost surely, 2^101566065000 is an apocalyptic number.

101566065000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101566065000 is an abundant number, since it is smaller than the sum of its proper divisors (215726368920).

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

101566065000 is an equidigital number, since it uses as much as digits as its factorization.

101566065000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6771100 (or 6771081 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 30.

The spelling of 101566065000 in words is "one hundred one billion, five hundred sixty-six million, sixty-five thousand".