159132220378772 has 12 divisors (see below), whose sum is σ = 278483707896576. Its totient is φ = 79565446694040.

The previous prime is 159132220378771. The next prime is 159132220378829. The reversal of 159132220378772 is 277873022231951.

It is a super-2 number, since 2×159132220378772² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159132220378771) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 165334004 + ... + 166293707.

It is an arithmetic number, because the mean of its divisors is an integer number (23206975658048).

Almost surely, 2^{159132220378772} is an apocalyptic number.

It is an amenable number.

159132220378772 is a deficient number, since it is larger than the sum of its proper divisors (119351487517804).

159132220378772 is a wasteful number, since it uses less digits than its factorization.

159132220378772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331747678 (or 331747676 counting only the distinct ones).

The product of its (nonzero) digits is 17781120, while the sum is 59.

The spelling of 159132220378772 in words is "one hundred fifty-nine trillion, one hundred thirty-two billion, two hundred twenty million, three hundred seventy-eight thousand, seven hundred seventy-two".