2003578882442 has 16 divisors (see below), whose sum is σ = 3017537520360. Its totient is φ = 997740372672.

The previous prime is 2003578882441. The next prime is 2003578882483. The reversal of 2003578882442 is 2442888753002.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1642316577841 + 361262304601 = 1281529^2 + 601051^2 .

It is not an unprimeable number, because it can be changed into a prime (2003578882441) 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, 1285217 + ... + 2378852.

Almost surely, 2^{2003578882442} is an apocalyptic number.

2003578882442 is a deficient number, since it is larger than the sum of its proper divisors (1013958637918).

2003578882442 is a wasteful number, since it uses less digits than its factorization.

2003578882442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3665177.

The product of its (nonzero) digits is 6881280, while the sum is 53.

The spelling of 2003578882442 in words is "two trillion, three billion, five hundred seventy-eight million, eight hundred eighty-two thousand, four hundred forty-two".