2538490941187 has 4 divisors (see below), whose sum is σ = 2538494131536. Its totient is φ = 2538487750840.

The previous prime is 2538490941167. The next prime is 2538490941221. The reversal of 2538490941187 is 7811490948352.

2538490941187 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2538490941187 - 2⁷ = 2538490941059 is a prime.

It is a super-2 number, since 2×2538490941187² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2538490941137) 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, 680538 + ... + 2353744.

It is an arithmetic number, because the mean of its divisors is an integer number (634623532884).

Almost surely, 2^{2538490941187} is an apocalyptic number.

2538490941187 is a deficient number, since it is larger than the sum of its proper divisors (3190349).

2538490941187 is a wasteful number, since it uses less digits than its factorization.

2538490941187 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3190348.

The product of its (nonzero) digits is 17418240, while the sum is 61.

The spelling of 2538490941187 in words is "two trillion, five hundred thirty-eight billion, four hundred ninety million, nine hundred forty-one thousand, one hundred eighty-seven".