174042489856 has 33 divisors (see below), whose sum is σ = 347941705129. Its totient is φ = 87014569984.

The previous prime is 174042489851. The next prime is 174042489883. The reversal of 174042489856 is 658984240471.

The square root of 174042489856 is 417184.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 117786240000 + 56256249856 = 343200^2 + 237184^2 .

It is a super-3 number, since 3×174042489856³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 174042489856.

It is not an unprimeable number, because it can be changed into a prime (174042489851) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 13343370 + ... + 13356406.

Almost surely, 2^174042489856 is an apocalyptic number.

174042489856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

174042489856 is the 417184-th square number.

It is an amenable number.

174042489856 is a deficient number, since it is larger than the sum of its proper divisors (173899215273).

174042489856 is an frugal number, since it uses more digits than its factorization.

174042489856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26094 (or 13039 counting only the distinct ones).

The product of its (nonzero) digits is 15482880, while the sum is 58.

The spelling of 174042489856 in words is "one hundred seventy-four billion, forty-two million, four hundred eighty-nine thousand, eight hundred fifty-six".