11787271738102 has 32 divisors (see below), whose sum is σ = 21270603271680. Its totient is φ = 4785733419840.

The previous prime is 11787271738069. The next prime is 11787271738111. The reversal of 11787271738102 is 20183717278711.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18232327 + ... + 18867757.

It is an arithmetic number, because the mean of its divisors is an integer number (664706352240).

Almost surely, 2^{11787271738102} is an apocalyptic number.

11787271738102 is a deficient number, since it is larger than the sum of its proper divisors (9483331533578).

11787271738102 is a wasteful number, since it uses less digits than its factorization.

11787271738102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 705196.

The product of its (nonzero) digits is 1843968, while the sum is 55.

The spelling of 11787271738102 in words is "eleven trillion, seven hundred eighty-seven billion, two hundred seventy-one million, seven hundred thirty-eight thousand, one hundred two".