80876007357829 has 2 divisors, whose sum is σ = 80876007357830. Its totient is φ = 80876007357828.

The previous prime is 80876007357809. The next prime is 80876007357881. The reversal of 80876007357829 is 92875370067808.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42550807517604 + 38325199840225 = 6523098^2 + 6190735^2 .

It is a cyclic number.

It is not a de Polignac number, because 80876007357829 - 2⁹ = 80876007357317 is a prime.

It is a super-2 number, since 2×80876007357829² (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 (80876007357809) 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, 40438003678914 + 40438003678915.

It is an arithmetic number, because the mean of its divisors is an integer number (40438003678915).

Almost surely, 2^{80876007357829} is an apocalyptic number.

It is an amenable number.

80876007357829 is a deficient number, since it is larger than the sum of its proper divisors (1).

80876007357829 is an equidigital number, since it uses as much as digits as its factorization.

80876007357829 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 284497920, while the sum is 70.

The spelling of 80876007357829 in words is "eighty trillion, eight hundred seventy-six billion, seven million, three hundred fifty-seven thousand, eight hundred twenty-nine".