142406489174 has 32 divisors (see below), whose sum is σ = 220074471936. Its totient is φ = 69072524640.

The previous prime is 142406489171. The next prime is 142406489207. The reversal of 142406489174 is 471984604241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142406489171) 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, 8210099 + ... + 8227425.

It is an arithmetic number, because the mean of its divisors is an integer number (6877327248).

Almost surely, 2^142406489174 is an apocalyptic number.

142406489174 is a deficient number, since it is larger than the sum of its proper divisors (77667982762).

142406489174 is a wasteful number, since it uses less digits than its factorization.

142406489174 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18020.

The product of its (nonzero) digits is 1548288, while the sum is 50.

The spelling of 142406489174 in words is "one hundred forty-two billion, four hundred six million, four hundred eighty-nine thousand, one hundred seventy-four".