2052581114781 has 12 divisors (see below), whose sum is σ = 2965218479808. Its totient is φ = 1368212444424.

The previous prime is 2052581114777. The next prime is 2052581114783. The reversal of 2052581114781 is 1874111852502.

2052581114781 is a `hidden beast` number, since 2 + 0 + 52 + 581 + 1 + 14 + 7 + 8 + 1 = 666.

It is not a de Polignac number, because 2052581114781 - 2² = 2052581114777 is a prime.

It is a super-2 number, since 2×2052581114781² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2052581114783) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14506135 + ... + 14646948.

It is an arithmetic number, because the mean of its divisors is an integer number (247101539984).

Almost surely, 2^{2052581114781} is an apocalyptic number.

It is an amenable number.

2052581114781 is a deficient number, since it is larger than the sum of its proper divisors (912637365027).

2052581114781 is a wasteful number, since it uses less digits than its factorization.

2052581114781 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29160912 (or 29160909 counting only the distinct ones).

The product of its (nonzero) digits is 179200, while the sum is 45.

The spelling of 2052581114781 in words is "two trillion, fifty-two billion, five hundred eighty-one million, one hundred fourteen thousand, seven hundred eighty-one".