159764550 has 48 divisors (see below), whose sum is σ = 432240192. Its totient is φ = 38730400.

The previous prime is 159764543. The next prime is 159764573. The reversal of 159764550 is 55467951.

It is a super-2 number, since 2×159764550² = 51049422873405000, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 46764 + ... + 50063.

It is an arithmetic number, because the mean of its divisors is an integer number (9005004).

Almost surely, 2^159764550 is an apocalyptic number.

159764550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

159764550 is an abundant number, since it is smaller than the sum of its proper divisors (272475642).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

159764550 is a wasteful number, since it uses less digits than its factorization.

159764550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96853 (or 96848 counting only the distinct ones).

The product of its (nonzero) digits is 189000, while the sum is 42.

The square root of 159764550 is about 12639.8002357632. The cubic root of 159764550 is about 542.6170969102.

The spelling of 159764550 in words is "one hundred fifty-nine million, seven hundred sixty-four thousand, five hundred fifty".