80532044851 has 2 divisors, whose sum is σ = 80532044852. Its totient is φ = 80532044850.

The previous prime is 80532044843. The next prime is 80532044891. The reversal of 80532044851 is 15844023508.

It is an a-pointer prime, because the next prime (80532044891) can be obtained adding 80532044851 to its sum of digits (40).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 80532044851 - 2³ = 80532044843 is a prime.

It is a super-2 number, since 2×80532044851² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (80532044891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40266022425 + 40266022426.

It is an arithmetic number, because the mean of its divisors is an integer number (40266022426).

Almost surely, 2^80532044851 is an apocalyptic number.

80532044851 is a deficient number, since it is larger than the sum of its proper divisors (1).

80532044851 is an equidigital number, since it uses as much as digits as its factorization.

80532044851 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 153600, while the sum is 40.

The spelling of 80532044851 in words is "eighty billion, five hundred thirty-two million, forty-four thousand, eight hundred fifty-one".