174145511047 has 12 divisors (see below), whose sum is σ = 194728368520. Its totient is φ = 155275249536.

The previous prime is 174145511039. The next prime is 174145511053. The reversal of 174145511047 is 740115541471.

174145511047 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 174145511047 - 2³ = 174145511039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (174145518047) 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 11 ways as a sum of consecutive naturals, for example, 15851868 + ... + 15862849.

Almost surely, 2^174145511047 is an apocalyptic number.

174145511047 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

174145511047 is a deficient number, since it is larger than the sum of its proper divisors (20582857473).

174145511047 is a wasteful number, since it uses less digits than its factorization.

174145511047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31714770 (or 31714753 counting only the distinct ones).

The product of its (nonzero) digits is 78400, while the sum is 40.

The spelling of 174145511047 in words is "one hundred seventy-four billion, one hundred forty-five million, five hundred eleven thousand, forty-seven".