52161272000001 has 16 divisors (see below), whose sum is σ = 77339144142720. Its totient is φ = 34745747802480.

The previous prime is 52161271999961. The next prime is 52161272000009. The reversal of 52161272000001 is 10000027216125.

52161272000001 is a `hidden beast` number, since 5 + 21 + 612 + 7 + 20 + 0 + 0 + 0 + 0 + 1 = 666.

52161272000001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 52161272000001 - 2¹⁰ = 52161271998977 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (52161272000009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 789786670 + ... + 789852711.

It is an arithmetic number, because the mean of its divisors is an integer number (4833696508920).

Almost surely, 2^{52161272000001} is an apocalyptic number.

It is an amenable number.

52161272000001 is a deficient number, since it is larger than the sum of its proper divisors (25177872142719).

52161272000001 is a wasteful number, since it uses less digits than its factorization.

52161272000001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1579640613 (or 1579640607 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 27.

Adding to 52161272000001 its reverse (10000027216125), we get a palindrome (62161299216126).

The spelling of 52161272000001 in words is "fifty-two trillion, one hundred sixty-one billion, two hundred seventy-two million, one", and thus it is an aban number.