853256652349 has 2 divisors, whose sum is σ = 853256652350. Its totient is φ = 853256652348.

The previous prime is 853256652341. The next prime is 853256652419. The reversal of 853256652349 is 943256652358.

853256652349 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 465065349849 + 388191302500 = 681957^2 + 623050^2 .

It is a cyclic number.

It is not a de Polignac number, because 853256652349 - 2³ = 853256652341 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 853256652293 and 853256652302.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (853256652341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 426628326174 + 426628326175.

It is an arithmetic number, because the mean of its divisors is an integer number (426628326175).

Almost surely, 2^853256652349 is an apocalyptic number.

It is an amenable number.

853256652349 is a deficient number, since it is larger than the sum of its proper divisors (1).

853256652349 is an equidigital number, since it uses as much as digits as its factorization.

853256652349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46656000, while the sum is 58.

Subtracting 853256652349 from its reverse (943256652358), we obtain a palindrome (90000000009).

The spelling of 853256652349 in words is "eight hundred fifty-three billion, two hundred fifty-six million, six hundred fifty-two thousand, three hundred forty-nine".