177742985338 has 32 divisors (see below), whose sum is σ = 270581513472. Its totient is φ = 87558744000.

The previous prime is 177742985327. The next prime is 177742985351. The reversal of 177742985338 is 833589247771.

177742985338 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 177742985338.

It is an unprimeable number.

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, 52076520 + ... + 52079932.

It is an arithmetic number, because the mean of its divisors is an integer number (8455672296).

Almost surely, 2^177742985338 is an apocalyptic number.

177742985338 is a deficient number, since it is larger than the sum of its proper divisors (92838528134).

177742985338 is a wasteful number, since it uses less digits than its factorization.

177742985338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4710.

The product of its digits is 71124480, while the sum is 64.

The spelling of 177742985338 in words is "one hundred seventy-seven billion, seven hundred forty-two million, nine hundred eighty-five thousand, three hundred thirty-eight".