438007736848 has 20 divisors (see below), whose sum is σ = 925789080528. Its totient is φ = 199094425760.

The previous prime is 438007736833. The next prime is 438007736851. The reversal of 438007736848 is 848637700834.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 438007736792 and 438007736801.

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, 1244339986 + ... + 1244340337.

Almost surely, 2^438007736848 is an apocalyptic number.

It is an amenable number.

438007736848 is an abundant number, since it is smaller than the sum of its proper divisors (487781343680).

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

438007736848 is a wasteful number, since it uses less digits than its factorization.

438007736848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2488680342 (or 2488680336 counting only the distinct ones).

The product of its (nonzero) digits is 21676032, while the sum is 58.

The spelling of 438007736848 in words is "four hundred thirty-eight billion, seven million, seven hundred thirty-six thousand, eight hundred forty-eight".