1914729311823 has 16 divisors (see below), whose sum is σ = 2556564782976. Its totient is φ = 1274690469600.

The previous prime is 1914729311819. The next prime is 1914729311839. The reversal of 1914729311823 is 3281139274191.

It is not a de Polignac number, because 1914729311823 - 2² = 1914729311819 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1914729321823) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18602940 + ... + 18705582.

It is an arithmetic number, because the mean of its divisors is an integer number (159785298936).

Almost surely, 2^{1914729311823} is an apocalyptic number.

1914729311823 is a deficient number, since it is larger than the sum of its proper divisors (641835471153).

1914729311823 is a wasteful number, since it uses less digits than its factorization.

1914729311823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111334.

The product of its digits is 653184, while the sum is 51.

The spelling of 1914729311823 in words is "one trillion, nine hundred fourteen billion, seven hundred twenty-nine million, three hundred eleven thousand, eight hundred twenty-three".