1400344219999 has 4 divisors (see below), whose sum is σ = 1400360813064. Its totient is φ = 1400327626936.

The previous prime is 1400344219961. The next prime is 1400344220027. The reversal of 1400344219999 is 9999124430041.

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

It is a cyclic number.

It is not a de Polignac number, because 1400344219999 - 2⁷ = 1400344219871 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1400344219199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8169292 + ... + 8338945.

It is an arithmetic number, because the mean of its divisors is an integer number (350090203266).

Almost surely, 2^{1400344219999} is an apocalyptic number.

1400344219999 is a deficient number, since it is larger than the sum of its proper divisors (16593065).

1400344219999 is an equidigital number, since it uses as much as digits as its factorization.

1400344219999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16593064.

The product of its (nonzero) digits is 2519424, while the sum is 55.

The spelling of 1400344219999 in words is "one trillion, four hundred billion, three hundred forty-four million, two hundred nineteen thousand, nine hundred ninety-nine".