253445028847 has 2 divisors, whose sum is σ = 253445028848. Its totient is φ = 253445028846.

The previous prime is 253445028769. The next prime is 253445028857. The reversal of 253445028847 is 748820544352.

253445028847 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-253445028847 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 253445028794 and 253445028803.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (253445028857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126722514423 + 126722514424.

It is an arithmetic number, because the mean of its divisors is an integer number (126722514424).

Almost surely, 2^253445028847 is an apocalyptic number.

253445028847 is a deficient number, since it is larger than the sum of its proper divisors (1).

253445028847 is an equidigital number, since it uses as much as digits as its factorization.

253445028847 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8601600, while the sum is 52.

The spelling of 253445028847 in words is "two hundred fifty-three billion, four hundred forty-five million, twenty-eight thousand, eight hundred forty-seven".