171016656342 has 16 divisors (see below), whose sum is σ = 390895214592. Its totient is φ = 48861901800.

The previous prime is 171016656313. The next prime is 171016656353. The reversal of 171016656342 is 243656610171.

It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 4071825151 = 171016656342 / (1 + 7 + 1 + 0 + 1 + 6 + 6 + 5 + 6 + 3 + 4 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 171016656294 and 171016656303.

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, 2035912534 + ... + 2035912617.

It is an arithmetic number, because the mean of its divisors is an integer number (24430950912).

Almost surely, 2^171016656342 is an apocalyptic number.

171016656342 is an abundant number, since it is smaller than the sum of its proper divisors (219878558250).

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

171016656342 is a wasteful number, since it uses less digits than its factorization.

171016656342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4071825163.

The product of its (nonzero) digits is 181440, while the sum is 42.

The spelling of 171016656342 in words is "one hundred seventy-one billion, sixteen million, six hundred fifty-six thousand, three hundred forty-two".