80890034874329 has 2 divisors, whose sum is σ = 80890034874330. Its totient is φ = 80890034874328.

The previous prime is 80890034874307. The next prime is 80890034874371. The reversal of 80890034874329 is 92347843009808.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 80026711435225 + 863323439104 = 8945765^2 + 929152^2 .

It is a cyclic number.

It is not a de Polignac number, because 80890034874329 - 2¹² = 80890034870233 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (80890034871329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40445017437164 + 40445017437165.

It is an arithmetic number, because the mean of its divisors is an integer number (40445017437165).

Almost surely, 2^{80890034874329} is an apocalyptic number.

It is an amenable number.

80890034874329 is a deficient number, since it is larger than the sum of its proper divisors (1).

80890034874329 is an equidigital number, since it uses as much as digits as its factorization.

80890034874329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 83607552, while the sum is 65.

The spelling of 80890034874329 in words is "eighty trillion, eight hundred ninety billion, thirty-four million, eight hundred seventy-four thousand, three hundred twenty-nine".