2042578496 has 56 divisors (see below), whose sum is σ = 4690993920. Its totient is φ = 864294912.

The previous prime is 2042578493. The next prime is 2042578507. The reversal of 2042578496 is 6948752402.

It is a tau number, because it is divible by the number of its divisors (56).

It is a self number, because there is not a number n which added to its sum of digits gives 2042578496.

It is not an unprimeable number, because it can be changed into a prime (2042578493) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6536 + ... + 64248.

Almost surely, 2^2042578496 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 2042578496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2345496960).

2042578496 is an abundant number, since it is smaller than the sum of its proper divisors (2648415424).

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

2042578496 is an equidigital number, since it uses as much as digits as its factorization.

2042578496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57811 (or 57801 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 47.

The square root of 2042578496 is about 45194.8945789234. The cubic root of 2042578496 is about 1268.7992652180.

The spelling of 2042578496 in words is "two billion, forty-two million, five hundred seventy-eight thousand, four hundred ninety-six".