80440884408 has 32 divisors (see below), whose sum is σ = 204896595600. Its totient is φ = 26307710208.

The previous prime is 80440884401. The next prime is 80440884451. The reversal of 80440884408 is 80448804408.

It is a happy number.

It is a super-3 number, since 3×80440884408³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80440884401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31618573 + ... + 31621116.

Almost surely, 2^80440884408 is an apocalyptic number.

It is an amenable number.

80440884408 is an abundant number, since it is smaller than the sum of its proper divisors (124455711192).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

80440884408 is a wasteful number, since it uses less digits than its factorization.

80440884408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63239751 (or 63239747 counting only the distinct ones).

The product of its (nonzero) digits is 1048576, while the sum is 48.

The spelling of 80440884408 in words is "eighty billion, four hundred forty million, eight hundred eighty-four thousand, four hundred eight".