80407440410040 has 64 divisors (see below), whose sum is σ = 268024801370400. Its totient is φ = 21441984109056.

The previous prime is 80407440410027. The next prime is 80407440410041. The reversal of 80407440410040 is 4001404470408.

80407440410040 is a `hidden beast` number, since 8 + 0 + 40 + 74 + 404 + 100 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 80407440409977 and 80407440410004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80407440410041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37225665777 + ... + 37225667936.

Almost surely, 2^{80407440410040} is an apocalyptic number.

It is an amenable number.

80407440410040 is an abundant number, since it is smaller than the sum of its proper divisors (187617360960360).

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

80407440410040 is a wasteful number, since it uses less digits than its factorization.

80407440410040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74451333733 (or 74451333723 counting only the distinct ones).

The product of its (nonzero) digits is 57344, while the sum is 36.

Adding to 80407440410040 its reverse (4001404470408), we get a palindrome (84408844880448).

The spelling of 80407440410040 in words is "eighty trillion, four hundred seven billion, four hundred forty million, four hundred ten thousand, forty".