17709400016142 has 32 divisors (see below), whose sum is σ = 36056041643904. Its totient is φ = 5797458770400.

The previous prime is 17709400016141. The next prime is 17709400016173. The reversal of 17709400016142 is 24161000490771.

It is a junction number, because it is equal to n+sod(n) for n = 17709400016094 and 17709400016103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17709400016141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66412609 + ... + 66678732.

It is an arithmetic number, because the mean of its divisors is an integer number (1126751301372).

Almost surely, 2^{17709400016142} is an apocalyptic number.

17709400016142 is an abundant number, since it is smaller than the sum of its proper divisors (18346641627762).

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

17709400016142 is a wasteful number, since it uses less digits than its factorization.

17709400016142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133091744.

The product of its (nonzero) digits is 84672, while the sum is 42.

The spelling of 17709400016142 in words is "seventeen trillion, seven hundred nine billion, four hundred million, sixteen thousand, one hundred forty-two".