2544105042 has 24 divisors (see below), whose sum is σ = 5587740444. Its totient is φ = 836417664.

The previous prime is 2544105037. The next prime is 2544105103. The reversal of 2544105042 is 2405014452.

It can be written as a sum of positive squares in 2 ways, for example, as 2544092721 + 12321 = 50439^2 + 111^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2544104997 and 2544105015.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 966763 + ... + 969390.

Almost surely, 2^2544105042 is an apocalyptic number.

2544105042 is an abundant number, since it is smaller than the sum of its proper divisors (3043635402).

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

2544105042 is a wasteful number, since it uses less digits than its factorization.

2544105042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1936234 (or 1936231 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 27.

The square root of 2544105042 is about 50439.1221374837. The cubic root of 2544105042 is about 1365.1436277640.

Adding to 2544105042 its reverse (2405014452), we get a palindrome (4949119494).

The spelling of 2544105042 in words is "two billion, five hundred forty-four million, one hundred five thousand, forty-two".