8040040880800 has 72 divisors (see below), whose sum is σ = 19628196457212. Its totient is φ = 3215943168000.

The previous prime is 8040040880759. The next prime is 8040040880867. The reversal of 8040040880800 is 80880400408.

It can be written as a sum of positive squares in 6 ways, for example, as 83963175696 + 7956077705104 = 289764^2 + 2820652^2 .

It is a Harshad number since it is a multiple of its sum of digits (40).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47388120 + ... + 47557480.

Almost surely, 2^{8040040880800} is an apocalyptic number.

8040040880800 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

8040040880800 is an abundant number, since it is smaller than the sum of its proper divisors (11588155576412).

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

8040040880800 is a wasteful number, since it uses less digits than its factorization.

8040040880800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228722 (or 228709 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 40.

The spelling of 8040040880800 in words is "eight trillion, forty billion, forty million, eight hundred eighty thousand, eight hundred".