179738142242 has 16 divisors (see below), whose sum is σ = 274056780672. Its totient is φ = 88386202320.

The previous prime is 179738142209. The next prime is 179738142263. The reversal of 179738142242 is 242241837971.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1120823 + ... + 1271109.

It is an arithmetic number, because the mean of its divisors is an integer number (17128548792).

Almost surely, 2^179738142242 is an apocalyptic number.

179738142242 is a deficient number, since it is larger than the sum of its proper divisors (94318638430).

179738142242 is a wasteful number, since it uses less digits than its factorization.

179738142242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160153.

The product of its digits is 1354752, while the sum is 50.

The spelling of 179738142242 in words is "one hundred seventy-nine billion, seven hundred thirty-eight million, one hundred forty-two thousand, two hundred forty-two".