853142253647 has 2 divisors, whose sum is σ = 853142253648. Its totient is φ = 853142253646.

The previous prime is 853142253631. The next prime is 853142253653. The reversal of 853142253647 is 746352241358.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 853142253647 - 2⁴ = 853142253631 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 853142253595 and 853142253604.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (853142250647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 426571126823 + 426571126824.

It is an arithmetic number, because the mean of its divisors is an integer number (426571126824).

Almost surely, 2^853142253647 is an apocalyptic number.

853142253647 is a deficient number, since it is larger than the sum of its proper divisors (1).

853142253647 is an equidigital number, since it uses as much as digits as its factorization.

853142253647 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4838400, while the sum is 50.

The spelling of 853142253647 in words is "eight hundred fifty-three billion, one hundred forty-two million, two hundred fifty-three thousand, six hundred forty-seven".