1912816288334 has 16 divisors (see below), whose sum is σ = 3279335359968. Its totient is φ = 819722978592.

The previous prime is 1912816288319. The next prime is 1912816288337. The reversal of 1912816288334 is 4338826182191.

It is a self number, because there is not a number n which added to its sum of digits gives 1912816288334.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1912816288337) 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, 4404437 + ... + 4819200.

It is an arithmetic number, because the mean of its divisors is an integer number (204958459998).

Almost surely, 2^{1912816288334} is an apocalyptic number.

1912816288334 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1912816288334 is a deficient number, since it is larger than the sum of its proper divisors (1366519071634).

1912816288334 is a wasteful number, since it uses less digits than its factorization.

1912816288334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9238459.

The product of its digits is 3981312, while the sum is 56.

The spelling of 1912816288334 in words is "one trillion, nine hundred twelve billion, eight hundred sixteen million, two hundred eighty-eight thousand, three hundred thirty-four".