2545042342 has 16 divisors (see below), whose sum is σ = 3833313120. Its totient is φ = 1267282368.

The previous prime is 2545042337. The next prime is 2545042393. The reversal of 2545042342 is 2432405452.

2545042342 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 575034 + ... + 579442.

It is an arithmetic number, because the mean of its divisors is an integer number (239582070).

Almost surely, 2^2545042342 is an apocalyptic number.

2545042342 is a deficient number, since it is larger than the sum of its proper divisors (1288270778).

2545042342 is a wasteful number, since it uses less digits than its factorization.

2545042342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5535.

The product of its (nonzero) digits is 38400, while the sum is 31.

The square root of 2545042342 is about 50448.4126806781. The cubic root of 2545042342 is about 1365.3112560650.

Adding to 2545042342 its reverse (2432405452), we get a palindrome (4977447794).

The spelling of 2545042342 in words is "two billion, five hundred forty-five million, forty-two thousand, three hundred forty-two".