85463834290253 has 2 divisors, whose sum is σ = 85463834290254. Its totient is φ = 85463834290252.

The previous prime is 85463834290217. The next prime is 85463834290379. The reversal of 85463834290253 is 35209243836458.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 62647573260484 + 22816261029769 = 7915022^2 + 4776637^2 .

It is a cyclic number.

It is not a de Polignac number, because 85463834290253 - 2⁶ = 85463834290189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85463834292253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42731917145126 + 42731917145127.

It is an arithmetic number, because the mean of its divisors is an integer number (42731917145127).

Almost surely, 2^{85463834290253} is an apocalyptic number.

It is an amenable number.

85463834290253 is a deficient number, since it is larger than the sum of its proper divisors (1).

85463834290253 is an equidigital number, since it uses as much as digits as its factorization.

85463834290253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 149299200, while the sum is 62.

The spelling of 85463834290253 in words is "eighty-five trillion, four hundred sixty-three billion, eight hundred thirty-four million, two hundred ninety thousand, two hundred fifty-three".