2043278336 has 44 divisors (see below), whose sum is σ = 4455909600. Its totient is φ = 928757760.

The previous prime is 2043278323. The next prime is 2043278351. The reversal of 2043278336 is 6338723402.

It is a tau number, because it is divible by the number of its divisors (44).

It is a self number, because there is not a number n which added to its sum of digits gives 2043278336.

It is a congruent number.

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, 79436 + ... + 101963.

Almost surely, 2^2043278336 is an apocalyptic number.

It is an amenable number.

2043278336 is an abundant number, since it is smaller than the sum of its proper divisors (2412631264).

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

2043278336 is a wasteful number, since it uses less digits than its factorization.

2043278336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181430 (or 181412 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 38.

The square root of 2043278336 is about 45202.6363832907. The cubic root of 2043278336 is about 1268.9441564403.

The spelling of 2043278336 in words is "two billion, forty-three million, two hundred seventy-eight thousand, three hundred thirty-six".