80494221527555 has 16 divisors (see below), whose sum is σ = 109007848591200. Its totient is φ = 56522588156160.

The previous prime is 80494221527549. The next prime is 80494221527557. The reversal of 80494221527555 is 55572512249408.

It is not a de Polignac number, because 80494221527555 - 2²² = 80494217333251 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 80494221527494 and 80494221527503.

It is not an unprimeable number, because it can be changed into a prime (80494221527557) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25233296690 + ... + 25233299879.

It is an arithmetic number, because the mean of its divisors is an integer number (6812990536950).

Almost surely, 2^{80494221527555} is an apocalyptic number.

80494221527555 is a deficient number, since it is larger than the sum of its proper divisors (28513627063645).

80494221527555 is a wasteful number, since it uses less digits than its factorization.

80494221527555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50466596614.

The product of its (nonzero) digits is 40320000, while the sum is 59.

The spelling of 80494221527555 in words is "eighty trillion, four hundred ninety-four billion, two hundred twenty-one million, five hundred twenty-seven thousand, five hundred fifty-five".