174232489142 has 4 divisors (see below), whose sum is σ = 261348733716. Its totient is φ = 87116244570.

The previous prime is 174232489121. The next prime is 174232489147. The reversal of 174232489142 is 241984232471.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 241984232471 = 59 ⋅4101427669.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (174232489147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43558122284 + ... + 43558122287.

It is an arithmetic number, because the mean of its divisors is an integer number (65337183429).

Almost surely, 2^174232489142 is an apocalyptic number.

174232489142 is a deficient number, since it is larger than the sum of its proper divisors (87116244574).

174232489142 is an equidigital number, since it uses as much as digits as its factorization.

174232489142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87116244573.

The product of its digits is 774144, while the sum is 47.

The spelling of 174232489142 in words is "one hundred seventy-four billion, two hundred thirty-two million, four hundred eighty-nine thousand, one hundred forty-two".