17172345000 has 80 divisors (see below), whose sum is σ = 53646452640. Its totient is φ = 4579288000.

The previous prime is 17172344957. The next prime is 17172345007. The reversal of 17172345000 is 54327171.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (17172345007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 557412 + ... + 587411.

It is an arithmetic number, because the mean of its divisors is an integer number (670580658).

Almost surely, 2^17172345000 is an apocalyptic number.

17172345000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

17172345000 is an abundant number, since it is smaller than the sum of its proper divisors (36474107640).

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

17172345000 is a wasteful number, since it uses less digits than its factorization.

17172345000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1144852 (or 1144833 counting only the distinct ones).

The product of its (nonzero) digits is 5880, while the sum is 30.

The spelling of 17172345000 in words is "seventeen billion, one hundred seventy-two million, three hundred forty-five thousand".