170243460551 has 8 divisors (see below), whose sum is σ = 170704748544. Its totient is φ = 169782260760.

The previous prime is 170243460539. The next prime is 170243460577. The reversal of 170243460551 is 155064342071.

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

It is not a de Polignac number, because 170243460551 - 2⁶ = 170243460487 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 (170243460851) 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, 6147506 + ... + 6175136.

It is an arithmetic number, because the mean of its divisors is an integer number (21338093568).

Almost surely, 2^170243460551 is an apocalyptic number.

170243460551 is a deficient number, since it is larger than the sum of its proper divisors (461287993).

170243460551 is a wasteful number, since it uses less digits than its factorization.

170243460551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44101.

The product of its (nonzero) digits is 100800, while the sum is 38.

The spelling of 170243460551 in words is "one hundred seventy billion, two hundred forty-three million, four hundred sixty thousand, five hundred fifty-one".