187922208413 has 8 divisors (see below), whose sum is σ = 194071942656. Its totient is φ = 181777957200.

The previous prime is 187922208403. The next prime is 187922208433. The reversal of 187922208413 is 314802229781.

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

It is a cyclic number.

It is not a de Polignac number, because 187922208413 - 2²⁰ = 187921159837 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 (187922208403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1301033 + ... + 1438238.

It is an arithmetic number, because the mean of its divisors is an integer number (24258992832).

Almost surely, 2^187922208413 is an apocalyptic number.

It is an amenable number.

187922208413 is a deficient number, since it is larger than the sum of its proper divisors (6149734243).

187922208413 is a wasteful number, since it uses less digits than its factorization.

187922208413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2741515.

The product of its (nonzero) digits is 387072, while the sum is 47.

The spelling of 187922208413 in words is "one hundred eighty-seven billion, nine hundred twenty-two million, two hundred eight thousand, four hundred thirteen".