2478338448 has 40 divisors (see below), whose sum is σ = 6410506368. Its totient is φ = 825063552.

The previous prime is 2478338413. The next prime is 2478338453. The reversal of 2478338448 is 8448338742.

It is a super-2 number, since 2×2478338448² = 12284322925670097408, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2478338448.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5865 + ... + 70647.

Almost surely, 2^2478338448 is an apocalyptic number.

It is an amenable number.

2478338448 is an abundant number, since it is smaller than the sum of its proper divisors (3932167920).

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

2478338448 is a wasteful number, since it uses less digits than its factorization.

2478338448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65591 (or 65585 counting only the distinct ones).

The product of its digits is 4128768, while the sum is 51.

The square root of 2478338448 is about 49782.9132132703. The cubic root of 2478338448 is about 1353.2775321105.

The spelling of 2478338448 in words is "two billion, four hundred seventy-eight million, three hundred thirty-eight thousand, four hundred forty-eight".