7408821408808 has 16 divisors (see below), whose sum is σ = 13951160488980. Its totient is φ = 3688511945088.

The previous prime is 7408821408719. The next prime is 7408821408889. The reversal of 7408821408808 is 8088041288047.

It can be written as a sum of positive squares in 2 ways, for example, as 5699573714884 + 1709247693924 = 2387378^2 + 1307382^2 .

It is a super-2 number, since 2×7408821408808² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1987342935 + ... + 1987346662.

Almost surely, 2^{7408821408808} is an apocalyptic number.

It is an amenable number.

7408821408808 is a deficient number, since it is larger than the sum of its proper divisors (6542339080172).

7408821408808 is a wasteful number, since it uses less digits than its factorization.

7408821408808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3974689836 (or 3974689832 counting only the distinct ones).

The product of its (nonzero) digits is 7340032, while the sum is 58.

The spelling of 7408821408808 in words is "seven trillion, four hundred eight billion, eight hundred twenty-one million, four hundred eight thousand, eight hundred eight".