11863732898219 has 4 divisors (see below), whose sum is σ = 11891131819896. Its totient is φ = 11836333976544.

The previous prime is 11863732898209. The next prime is 11863732898233. The reversal of 11863732898219 is 91289823736811.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11863732898219 is a prime.

It is a super-2 number, since 2×11863732898219² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11863732898209) 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, 13699460189 + ... + 13699461054.

It is an arithmetic number, because the mean of its divisors is an integer number (2972782954974).

Almost surely, 2^{11863732898219} is an apocalyptic number.

11863732898219 is a deficient number, since it is larger than the sum of its proper divisors (27398921677).

11863732898219 is an equidigital number, since it uses as much as digits as its factorization.

11863732898219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27398921676.

The product of its digits is 62705664, while the sum is 68.

The spelling of 11863732898219 in words is "eleven trillion, eight hundred sixty-three billion, seven hundred thirty-two million, eight hundred ninety-eight thousand, two hundred nineteen".