408823484416 has 156 divisors (see below), whose sum is σ = 850065387456. Its totient is φ = 196581703680.

The previous prime is 408823484401. The next prime is 408823484441. The reversal of 408823484416 is 614484328804.

It is a super-2 number, since 2×408823484416² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

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, 1113960265 + ... + 1113960631.

Almost surely, 2^408823484416 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 408823484416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (425032693728).

408823484416 is an abundant number, since it is smaller than the sum of its proper divisors (441241903040).

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

408823484416 is an equidigital number, since it uses as much as digits as its factorization.

408823484416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 736 (or 683 counting only the distinct ones).

The product of its (nonzero) digits is 4718592, while the sum is 52.

The spelling of 408823484416 in words is "four hundred eight billion, eight hundred twenty-three million, four hundred eighty-four thousand, four hundred sixteen".