80897744363 has 2 divisors, whose sum is σ = 80897744364. Its totient is φ = 80897744362.

The previous prime is 80897744299. The next prime is 80897744371. The reversal of 80897744363 is 36344779808.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 80897744363 - 2⁶ = 80897744299 is a prime.

It is not a weakly prime, because it can be changed into another prime (80897744383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40448872181 + 40448872182.

It is an arithmetic number, because the mean of its divisors is an integer number (40448872182).

Almost surely, 2^80897744363 is an apocalyptic number.

80897744363 is a deficient number, since it is larger than the sum of its proper divisors (1).

80897744363 is an equidigital number, since it uses as much as digits as its factorization.

80897744363 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24385536, while the sum is 59.

The spelling of 80897744363 in words is "eighty billion, eight hundred ninety-seven million, seven hundred forty-four thousand, three hundred sixty-three".