8187171260160 has 72 divisors (see below), whose sum is σ = 26147778224400. Its totient is φ = 2183245668352.

The previous prime is 8187171260143. The next prime is 8187171260171. The reversal of 8187171260160 is 610621717818.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 1066034085 + ... + 1066041764.

It is an arithmetic number, because the mean of its divisors is an integer number (363163586450).

Almost surely, 2^{8187171260160} is an apocalyptic number.

8187171260160 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

8187171260160 is an abundant number, since it is smaller than the sum of its proper divisors (17960606964240).

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

8187171260160 is a wasteful number, since it uses less digits than its factorization.

8187171260160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2132075873 (or 2132075859 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 48.

Adding to 8187171260160 its reverse (610621717818), we get a palindrome (8797792977978).

The spelling of 8187171260160 in words is "eight trillion, one hundred eighty-seven billion, one hundred seventy-one million, two hundred sixty thousand, one hundred sixty".