1009171271702 has 16 divisors (see below), whose sum is σ = 1738285444800. Its totient is φ = 434571360840.

The previous prime is 1009171271681. The next prime is 1009171271741. The reversal of 1009171271702 is 2071721719001.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1207142252 + ... + 1207143087.

It is an arithmetic number, because the mean of its divisors is an integer number (108642840300).

Almost surely, 2^{1009171271702} is an apocalyptic number.

1009171271702 is a deficient number, since it is larger than the sum of its proper divisors (729114173098).

1009171271702 is a wasteful number, since it uses less digits than its factorization.

1009171271702 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2414285371.

The product of its (nonzero) digits is 12348, while the sum is 38.

The spelling of 1009171271702 in words is "one trillion, nine billion, one hundred seventy-one million, two hundred seventy-one thousand, seven hundred two".