147166721720287 has 8 divisors (see below), whose sum is σ = 149182958457104. Its totient is φ = 145150491855168.

The previous prime is 147166721720273. The next prime is 147166721720303. The reversal of 147166721720287 is 782027127661741.

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 147166721720287 - 2¹⁵ = 147166721687519 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 (147166721720267) 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, 53469808 + ... + 56154730.

It is an arithmetic number, because the mean of its divisors is an integer number (18647869807138).

Almost surely, 2^{147166721720287} is an apocalyptic number.

147166721720287 is a deficient number, since it is larger than the sum of its proper divisors (2016236736817).

147166721720287 is an equidigital number, since it uses as much as digits as its factorization.

147166721720287 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3435849.

The product of its (nonzero) digits is 22127616, while the sum is 61.

The spelling of 147166721720287 in words is "one hundred forty-seven trillion, one hundred sixty-six billion, seven hundred twenty-one million, seven hundred twenty thousand, two hundred eighty-seven".