853990727263 has 2 divisors, whose sum is σ = 853990727264. Its totient is φ = 853990727262.

The previous prime is 853990727221. The next prime is 853990727299. The reversal of 853990727263 is 362727099358.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 853990727263 - 2²⁹ = 853453856351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (853990727563) 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 as a sum of consecutive naturals, namely, 426995363631 + 426995363632.

It is an arithmetic number, because the mean of its divisors is an integer number (426995363632).

Almost surely, 2^853990727263 is an apocalyptic number.

853990727263 is a deficient number, since it is larger than the sum of its proper divisors (1).

853990727263 is an equidigital number, since it uses as much as digits as its factorization.

853990727263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34292160, while the sum is 61.

The spelling of 853990727263 in words is "eight hundred fifty-three billion, nine hundred ninety million, seven hundred twenty-seven thousand, two hundred sixty-three".