852313953553 has 2 divisors, whose sum is σ = 852313953554. Its totient is φ = 852313953552.

The previous prime is 852313953481. The next prime is 852313953577. The reversal of 852313953553 is 355359313258.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 583775458704 + 268538494849 = 764052^2 + 518207^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-852313953553 is a prime.

It is a super-2 number, since 2×852313953553² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 852313953553.

It is not a weakly prime, because it can be changed into another prime (852313953053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 426156976776 + 426156976777.

It is an arithmetic number, because the mean of its divisors is an integer number (426156976777).

Almost surely, 2^852313953553 is an apocalyptic number.

It is an amenable number.

852313953553 is a deficient number, since it is larger than the sum of its proper divisors (1).

852313953553 is an equidigital number, since it uses as much as digits as its factorization.

852313953553 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7290000, while the sum is 52.

The spelling of 852313953553 in words is "eight hundred fifty-two billion, three hundred thirteen million, nine hundred fifty-three thousand, five hundred fifty-three".