80656382608253 has 2 divisors, whose sum is σ = 80656382608254. Its totient is φ = 80656382608252.

The previous prime is 80656382608129. The next prime is 80656382608267. The reversal of 80656382608253 is 35280628365608.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 78953140971364 + 1703241636889 = 8885558^2 + 1305083^2 .

It is a cyclic number.

It is not a de Polignac number, because 80656382608253 - 2¹⁶ = 80656382542717 is a prime.

It is a super-2 number, since 2×80656382608253² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80656382608273) 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, 40328191304126 + 40328191304127.

It is an arithmetic number, because the mean of its divisors is an integer number (40328191304127).

Almost surely, 2^{80656382608253} is an apocalyptic number.

It is an amenable number.

80656382608253 is a deficient number, since it is larger than the sum of its proper divisors (1).

80656382608253 is an equidigital number, since it uses as much as digits as its factorization.

80656382608253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 99532800, while the sum is 62.

The spelling of 80656382608253 in words is "eighty trillion, six hundred fifty-six billion, three hundred eighty-two million, six hundred eight thousand, two hundred fifty-three".