17142885612 has 36 divisors (see below), whose sum is σ = 45882430776. Its totient is φ = 5378160000.

The previous prime is 17142885611. The next prime is 17142885631. The reversal of 17142885612 is 21658824171.

17142885612 is a `hidden beast` number, since 1 + 7 + 1 + 4 + 2 + 88 + 561 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×17142885612² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (17142885611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14005014 + ... + 14006237.

It is an arithmetic number, because the mean of its divisors is an integer number (1274511966).

Almost surely, 2^17142885612 is an apocalyptic number.

17142885612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

17142885612 is an abundant number, since it is smaller than the sum of its proper divisors (28739545164).

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

17142885612 is a wasteful number, since it uses less digits than its factorization.

17142885612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28011278 (or 28011273 counting only the distinct ones).

The product of its digits is 215040, while the sum is 45.

The spelling of 17142885612 in words is "seventeen billion, one hundred forty-two million, eight hundred eighty-five thousand, six hundred twelve".