1911911712214 has 8 divisors (see below), whose sum is σ = 3277562935248. Its totient is φ = 819390733800.

The previous prime is 1911911712211. The next prime is 1911911712283. The reversal of 1911911712214 is 4122171191191.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1911911712211) 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, 68282561137 + ... + 68282561164.

It is an arithmetic number, because the mean of its divisors is an integer number (409695366906).

Almost surely, 2^{1911911712214} is an apocalyptic number.

1911911712214 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1911911712214 is a deficient number, since it is larger than the sum of its proper divisors (1365651223034).

1911911712214 is a wasteful number, since it uses less digits than its factorization.

1911911712214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136565122310.

The product of its digits is 9072, while the sum is 40.

The spelling of 1911911712214 in words is "one trillion, nine hundred eleven billion, nine hundred eleven million, seven hundred twelve thousand, two hundred fourteen".