159550023 has 8 divisors (see below), whose sum is σ = 213486208. Its totient is φ = 105990264.

The previous prime is 159550021. The next prime is 159550037. The reversal of 159550023 is 320055951.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 159550023 - 2¹ = 159550021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159550021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93115 + ... + 94812.

It is an arithmetic number, because the mean of its divisors is an integer number (26685776).

Almost surely, 2^159550023 is an apocalyptic number.

159550023 is a deficient number, since it is larger than the sum of its proper divisors (53936185).

159550023 is a wasteful number, since it uses less digits than its factorization.

159550023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188213.

The product of its (nonzero) digits is 6750, while the sum is 30.

The square root of 159550023 is about 12631.3112145968. The cubic root of 159550023 is about 542.3741181873.

The spelling of 159550023 in words is "one hundred fifty-nine million, five hundred fifty thousand, twenty-three".