2545438082 has 16 divisors (see below), whose sum is σ = 4171315104. Its totient is φ = 1155336000.

The previous prime is 2545438081. The next prime is 2545438097. The reversal of 2545438082 is 2808345452.

It is not an unprimeable number, because it can be changed into a prime (2545438081) 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, 68519 + ... + 98922.

It is an arithmetic number, because the mean of its divisors is an integer number (260707194).

Almost surely, 2^2545438082 is an apocalyptic number.

2545438082 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2545438082 is a deficient number, since it is larger than the sum of its proper divisors (1625877022).

2545438082 is a wasteful number, since it uses less digits than its factorization.

2545438082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168145.

The product of its (nonzero) digits is 307200, while the sum is 41.

The square root of 2545438082 is about 50452.3347527149. The cubic root of 2545438082 is about 1365.3820185123.

It can be divided in two parts, 25454 and 38082, that added together give a palindrome (63536).

The spelling of 2545438082 in words is "two billion, five hundred forty-five million, four hundred thirty-eight thousand, eighty-two".