159775742 has 16 divisors (see below), whose sum is σ = 274065792. Its totient is φ = 68434200.

The previous prime is 159775723. The next prime is 159775787. The reversal of 159775742 is 247577951.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 37913 + ... + 41915.

It is an arithmetic number, because the mean of its divisors is an integer number (17129112).

Almost surely, 2^159775742 is an apocalyptic number.

159775742 is a deficient number, since it is larger than the sum of its proper divisors (114290050).

159775742 is a wasteful number, since it uses less digits than its factorization.

159775742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6863.

The product of its digits is 617400, while the sum is 47.

The square root of 159775742 is about 12640.2429565258. The cubic root of 159775742 is about 542.6297672820.

The spelling of 159775742 in words is "one hundred fifty-nine million, seven hundred seventy-five thousand, seven hundred forty-two".