1999012400014 has 8 divisors (see below), whose sum is σ = 3426878400048. Its totient is φ = 856719600000.

The previous prime is 1999012400009. The next prime is 1999012400023. The reversal of 1999012400014 is 4100042109991.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1999012400014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71393299987 + ... + 71393300014.

It is an arithmetic number, because the mean of its divisors is an integer number (428359800006).

Almost surely, 2^{1999012400014} is an apocalyptic number.

1999012400014 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1999012400014 is a deficient number, since it is larger than the sum of its proper divisors (1427866000034).

1999012400014 is a wasteful number, since it uses less digits than its factorization.

1999012400014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142786600010.

The product of its (nonzero) digits is 23328, while the sum is 40.

The spelling of 1999012400014 in words is "one trillion, nine hundred ninety-nine billion, twelve million, four hundred thousand, fourteen".