2052452956381 has 2 divisors, whose sum is σ = 2052452956382. Its totient is φ = 2052452956380.

The previous prime is 2052452956369. The next prime is 2052452956423. The reversal of 2052452956381 is 1836592542502.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1206680280100 + 845772676281 = 1098490^2 + 919659^2 .

It is a cyclic number.

It is not a de Polignac number, because 2052452956381 - 2⁵ = 2052452956349 is a prime.

It is a super-2 number, since 2×2052452956381² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2052452956361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1026226478190 + 1026226478191.

It is an arithmetic number, because the mean of its divisors is an integer number (1026226478191).

Almost surely, 2^{2052452956381} is an apocalyptic number.

It is an amenable number.

2052452956381 is a deficient number, since it is larger than the sum of its proper divisors (1).

2052452956381 is an equidigital number, since it uses as much as digits as its factorization.

2052452956381 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184000, while the sum is 52.

The spelling of 2052452956381 in words is "two trillion, fifty-two billion, four hundred fifty-two million, nine hundred fifty-six thousand, three hundred eighty-one".