538320023835 has 128 divisors (see below), whose sum is σ = 1005698073600. Its totient is φ = 242988318720.

The previous prime is 538320023833. The next prime is 538320023837.

538320023835 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (538320023833) and next prime (538320023837).

It is not a de Polignac number, because 538320023835 - 2¹ = 538320023833 is a prime.

It is not an unprimeable number, because it can be changed into a prime (538320023833) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 252850051 + ... + 252852179.

It is an arithmetic number, because the mean of its divisors is an integer number (7857016200).

Almost surely, 2^538320023835 is an apocalyptic number.

538320023835 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

538320023835 is a deficient number, since it is larger than the sum of its proper divisors (467378049765).

538320023835 is a wasteful number, since it uses less digits than its factorization.

538320023835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3101.

The product of its (nonzero) digits is 518400, while the sum is 42.

The spelling of 538320023835 in words is "five hundred thirty-eight billion, three hundred twenty million, twenty-three thousand, eight hundred thirty-five".