17172155060 has 12 divisors (see below), whose sum is σ = 36061525668. Its totient is φ = 6868862016.

The previous prime is 17172155057. The next prime is 17172155071. The reversal of 17172155060 is 6055127171.

It can be written as a sum of positive squares in 2 ways, for example, as 9677443876 + 7494711184 = 98374^2 + 86572^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 17172155060.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 429303857 + ... + 429303896.

It is an arithmetic number, because the mean of its divisors is an integer number (3005127139).

Almost surely, 2^17172155060 is an apocalyptic number.

17172155060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

17172155060 is an abundant number, since it is smaller than the sum of its proper divisors (18889370608).

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

17172155060 is a wasteful number, since it uses less digits than its factorization.

17172155060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 858607762 (or 858607760 counting only the distinct ones).

The product of its (nonzero) digits is 14700, while the sum is 35.

The spelling of 17172155060 in words is "seventeen billion, one hundred seventy-two million, one hundred fifty-five thousand, sixty".