159795265536 has 225 divisors, whose sum is σ = 478778198899. Its totient is φ = 53111586816.

The previous prime is 159795265519. The next prime is 159795265547. The reversal of 159795265536 is 635562597951.

It is a happy number.

The square root of 159795265536 is 399744.

It is a perfect power (a square), and thus also a powerful number.

159795265536 is a `hidden beast` number, since 1 + 5 + 9 + 7 + 95 + 2 + 6 + 5 + 536 = 666.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 460504915 + ... + 460505261.

Almost surely, 2^159795265536 is an apocalyptic number.

159795265536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

159795265536 is the 399744-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 159795265536

159795265536 is an abundant number, since it is smaller than the sum of its proper divisors (318982933363).

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

159795265536 is an frugal number, since it uses more digits than its factorization.

159795265536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 734 (or 352 counting only the distinct ones).

The product of its digits is 76545000, while the sum is 63.

The spelling of 159795265536 in words is "one hundred fifty-nine billion, seven hundred ninety-five million, two hundred sixty-five thousand, five hundred thirty-six".