2545414842 has 16 divisors (see below), whose sum is σ = 5209221600. Its totient is φ = 828739632.

The previous prime is 2545414813. The next prime is 2545414847. The reversal of 2545414842 is 2484145452.

It is a self number, because there is not a number n which added to its sum of digits gives 2545414842.

It is not an unprimeable number, because it can be changed into a prime (2545414847) 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, 4932717 + ... + 4933232.

It is an arithmetic number, because the mean of its divisors is an integer number (325576350).

Almost surely, 2^2545414842 is an apocalyptic number.

2545414842 is an abundant number, since it is smaller than the sum of its proper divisors (2663806758).

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

2545414842 is a wasteful number, since it uses less digits than its factorization.

2545414842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9865997.

The product of its digits is 204800, while the sum is 39.

The square root of 2545414842 is about 50452.1044357914. The cubic root of 2545414842 is about 1365.3778631601.

The spelling of 2545414842 in words is "two billion, five hundred forty-five million, four hundred fourteen thousand, eight hundred forty-two".