174738789642 has 32 divisors (see below), whose sum is σ = 355609650240. Its totient is φ = 57226417920.

The previous prime is 174738789613. The next prime is 174738789649. The reversal of 174738789642 is 246987837471.

174738789642 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×174738789642² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (174738789649) 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 15 ways as a sum of consecutive naturals, for example, 52834 + ... + 593522.

It is an arithmetic number, because the mean of its divisors is an integer number (11112801570).

Almost surely, 2^174738789642 is an apocalyptic number.

174738789642 is an abundant number, since it is smaller than the sum of its proper divisors (180870860598).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

174738789642 is a wasteful number, since it uses less digits than its factorization.

174738789642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 541638.

The product of its digits is 113799168, while the sum is 66.

The spelling of 174738789642 in words is "one hundred seventy-four billion, seven hundred thirty-eight million, seven hundred eighty-nine thousand, six hundred forty-two".