159223976475 has 24 divisors (see below), whose sum is σ = 263448852480. Its totient is φ = 84855407520.

The previous prime is 159223976371. The next prime is 159223976477. The reversal of 159223976475 is 574679322951.

It is not a de Polignac number, because 159223976475 - 2²² = 159219782171 is a prime.

It is a super-2 number, since 2×159223976475² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (159223976477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 700395 + ... + 899444.

It is an arithmetic number, because the mean of its divisors is an integer number (10977035520).

Almost surely, 2^159223976475 is an apocalyptic number.

159223976475 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

159223976475 is a deficient number, since it is larger than the sum of its proper divisors (104224876005).

159223976475 is a wasteful number, since it uses less digits than its factorization.

159223976475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1601179 (or 1601174 counting only the distinct ones).

The product of its digits is 28576800, while the sum is 60.

The spelling of 159223976475 in words is "one hundred fifty-nine billion, two hundred twenty-three million, nine hundred seventy-six thousand, four hundred seventy-five".