2542020116 has 12 divisors (see below), whose sum is σ = 4492580820. Its totient is φ = 1258425600.

The previous prime is 2542020113. The next prime is 2542020157. The reversal of 2542020116 is 6110202452.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2363904400 + 178115716 = 48620^2 + 13346^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2542020091 and 2542020100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2542020113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3145661 + ... + 3146468.

It is an arithmetic number, because the mean of its divisors is an integer number (374381735).

Almost surely, 2^2542020116 is an apocalyptic number.

It is an amenable number.

2542020116 is a deficient number, since it is larger than the sum of its proper divisors (1950560704).

2542020116 is a wasteful number, since it uses less digits than its factorization.

2542020116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6292234 (or 6292232 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 2542020116 is about 50418.4501546805. The cubic root of 2542020116 is about 1364.7706084041.

Adding to 2542020116 its reverse (6110202452), we get a palindrome (8652222568).

The spelling of 2542020116 in words is "two billion, five hundred forty-two million, twenty thousand, one hundred sixteen".