2538473169487 has 8 divisors (see below), whose sum is σ = 2587394955600. Its totient is φ = 2489589385920.

The previous prime is 2538473169473. The next prime is 2538473169563. The reversal of 2538473169487 is 7849613748352.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-2538473169487 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 (2538473169457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9365737 + ... + 9632962.

It is an arithmetic number, because the mean of its divisors is an integer number (323424369450).

Almost surely, 2^{2538473169487} is an apocalyptic number.

2538473169487 is a deficient number, since it is larger than the sum of its proper divisors (48921786113).

2538473169487 is a wasteful number, since it uses less digits than its factorization.

2538473169487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19001273.

The product of its digits is 243855360, while the sum is 67.

The spelling of 2538473169487 in words is "two trillion, five hundred thirty-eight billion, four hundred seventy-three million, one hundred sixty-nine thousand, four hundred eighty-seven".