159123507263 has 16 divisors (see below), whose sum is σ = 182384616960. Its totient is φ = 135995197536.

The previous prime is 159123507217. The next prime is 159123507271. The reversal of 159123507263 is 362705321951.

It is a cyclic number.

It is not a de Polignac number, because 159123507263 - 2¹² = 159123503167 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159123507863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3912728 + ... + 3953186.

It is an arithmetic number, because the mean of its divisors is an integer number (11399038560).

Almost surely, 2^159123507263 is an apocalyptic number.

159123507263 is a deficient number, since it is larger than the sum of its proper divisors (23261109697).

159123507263 is a wasteful number, since it uses less digits than its factorization.

159123507263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42086.

The product of its (nonzero) digits is 340200, while the sum is 44.

The spelling of 159123507263 in words is "one hundred fifty-nine billion, one hundred twenty-three million, five hundred seven thousand, two hundred sixty-three".