174129945431 has 4 divisors (see below), whose sum is σ = 187524556632. Its totient is φ = 160735334232.

The previous prime is 174129945383. The next prime is 174129945463. The reversal of 174129945431 is 134549921471.

174129945431 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 174129945431 - 2¹⁴ = 174129929047 is a prime.

It is a super-2 number, since 2×174129945431² (a number of 23 digits) contains 22 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 174129945431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (174129945331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6697305581 + ... + 6697305606.

It is an arithmetic number, because the mean of its divisors is an integer number (46881139158).

Almost surely, 2^174129945431 is an apocalyptic number.

174129945431 is a deficient number, since it is larger than the sum of its proper divisors (13394611201).

174129945431 is a wasteful number, since it uses less digits than its factorization.

174129945431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13394611200.

The product of its digits is 1088640, while the sum is 50.

The spelling of 174129945431 in words is "one hundred seventy-four billion, one hundred twenty-nine million, nine hundred forty-five thousand, four hundred thirty-one".