132171273661 has 8 divisors (see below), whose sum is σ = 153613103040. Its totient is φ = 111369499008.

The previous prime is 132171273629. The next prime is 132171273697. The reversal of 132171273661 is 166372171231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 132171273661 - 2⁵ = 132171273629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132171273061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160013236 + ... + 160014061.

It is an arithmetic number, because the mean of its divisors is an integer number (19201637880).

Almost surely, 2^132171273661 is an apocalyptic number.

It is an amenable number.

132171273661 is a deficient number, since it is larger than the sum of its proper divisors (21441829379).

132171273661 is an equidigital number, since it uses as much as digits as its factorization.

132171273661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320027363.

The product of its digits is 63504, while the sum is 40.

The spelling of 132171273661 in words is "one hundred thirty-two billion, one hundred seventy-one million, two hundred seventy-three thousand, six hundred sixty-one".