2538606540023 has 4 divisors (see below), whose sum is σ = 2538610497048. Its totient is φ = 2538602583000.

The previous prime is 2538606539977. The next prime is 2538606540049. The reversal of 2538606540023 is 3200456068352.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2538606540023 - 2⁸ = 2538606539767 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2538606540623) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 770228 + ... + 2381273.

It is an arithmetic number, because the mean of its divisors is an integer number (634652624262).

Almost surely, 2^{2538606540023} is an apocalyptic number.

2538606540023 is a deficient number, since it is larger than the sum of its proper divisors (3957025).

2538606540023 is an equidigital number, since it uses as much as digits as its factorization.

2538606540023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3957024.

The product of its (nonzero) digits is 1036800, while the sum is 44.

The spelling of 2538606540023 in words is "two trillion, five hundred thirty-eight billion, six hundred six million, five hundred forty thousand, twenty-three".