5171520611606 has 4 divisors (see below), whose sum is σ = 7757280917412. Its totient is φ = 2585760305802.

The previous prime is 5171520611603. The next prime is 5171520611629. The reversal of 5171520611606 is 6061160251715.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5171520611603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1292880152900 + ... + 1292880152903.

It is an arithmetic number, because the mean of its divisors is an integer number (1939320229353).

Almost surely, 2^{5171520611606} is an apocalyptic number.

5171520611606 is a deficient number, since it is larger than the sum of its proper divisors (2585760305806).

5171520611606 is a wasteful number, since it uses less digits than its factorization.

5171520611606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2585760305805.

The product of its (nonzero) digits is 75600, while the sum is 41.

The spelling of 5171520611606 in words is "five trillion, one hundred seventy-one billion, five hundred twenty million, six hundred eleven thousand, six hundred six".