11917683414 has 80 divisors (see below), whose sum is σ = 32867042208. Its totient is φ = 3143121408.

The previous prime is 11917683409. The next prime is 11917683419. The reversal of 11917683414 is 41438671911.

11917683414 is a `hidden beast` number, since 1 + 1 + 91 + 76 + 83 + 414 = 666.

It is an interprime number because it is at equal distance from previous prime (11917683409) and next prime (11917683419).

It is a self number, because there is not a number n which added to its sum of digits gives 11917683414.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11917683419) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 389467 + ... + 418950.

Almost surely, 2^11917683414 is an apocalyptic number.

11917683414 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

11917683414 is an abundant number, since it is smaller than the sum of its proper divisors (20949358794).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11917683414 is a wasteful number, since it uses less digits than its factorization.

11917683414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 808451 (or 808442 counting only the distinct ones).

The product of its digits is 145152, while the sum is 45.

The spelling of 11917683414 in words is "eleven billion, nine hundred seventeen million, six hundred eighty-three thousand, four hundred fourteen".