2538748755 has 24 divisors (see below), whose sum is σ = 4405015680. Its totient is φ = 1352609280.

The previous prime is 2538748721. The next prime is 2538748759. The reversal of 2538748755 is 5578478352.

It is not a de Polignac number, because 2538748755 - 2¹⁸ = 2538486611 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2538748759) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16131 + ... + 73059.

It is an arithmetic number, because the mean of its divisors is an integer number (183542320).

Almost surely, 2^2538748755 is an apocalyptic number.

2538748755 is a deficient number, since it is larger than the sum of its proper divisors (1866266925).

2538748755 is a wasteful number, since it uses less digits than its factorization.

2538748755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57931 (or 57928 counting only the distinct ones).

The product of its digits is 9408000, while the sum is 54.

The square root of 2538748755 is about 50385.9976084626. The cubic root of 2538748755 is about 1364.1849096660.

The spelling of 2538748755 in words is "two billion, five hundred thirty-eight million, seven hundred forty-eight thousand, seven hundred fifty-five".