80050124265561 has 10 divisors (see below), whose sum is σ = 119581049828922. Its totient is φ = 53366749510320.

The previous prime is 80050124265547. The next prime is 80050124265569. The reversal of 80050124265561 is 16556242105008.

80050124265561 is a `hidden beast` number, since 8 + 0 + 0 + 5 + 0 + 1 + 24 + 2 + 65 + 561 = 666.

It can be written as a sum of positive squares in only one way, i.e., 60814496673225 + 19235627592336 = 7798365^2 + 4385844^2 .

It is not a de Polignac number, because 80050124265561 - 2²³ = 80050115876953 is a prime.

It is not an unprimeable number, because it can be changed into a prime (80050124265569) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 494136569460 + ... + 494136569621.

Almost surely, 2^{80050124265561} is an apocalyptic number.

80050124265561 is a gapful number since it is divisible by the number (81) formed by its first and last digit.

It is an amenable number.

80050124265561 is a deficient number, since it is larger than the sum of its proper divisors (39530925563361).

80050124265561 is an equidigital number, since it uses as much as digits as its factorization.

80050124265561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 988273139093 (or 988273139084 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 45.

The spelling of 80050124265561 in words is "eighty trillion, fifty billion, one hundred twenty-four million, two hundred sixty-five thousand, five hundred sixty-one".