171339929488898 has 8 divisors (see below), whose sum is σ = 257046879416700. Its totient is φ = 85657636350000.

The previous prime is 171339929488891. The next prime is 171339929488969. The reversal of 171339929488898 is 898884929933171.

It can be written as a sum of positive squares in 2 ways, for example, as 155248784052769 + 16091145436129 = 12459887^2 + 4011377^2 .

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

It is not an unprimeable number, because it can be changed into a prime (171339929488891) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6164179853 + ... + 6164207648.

Almost surely, 2^{171339929488898} is an apocalyptic number.

171339929488898 is a deficient number, since it is larger than the sum of its proper divisors (85706949927802).

171339929488898 is a wasteful number, since it uses less digits than its factorization.

171339929488898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12328394452.

The product of its digits is 13544423424, while the sum is 89.

The spelling of 171339929488898 in words is "one hundred seventy-one trillion, three hundred thirty-nine billion, nine hundred twenty-nine million, four hundred eighty-eight thousand, eight hundred ninety-eight".