411378921799 has 16 divisors (see below), whose sum is σ = 430480584576. Its totient is φ = 392713113600.

The previous prime is 411378921787. The next prime is 411378921809. The reversal of 411378921799 is 997129873114.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-411378921799 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 (411378921199) 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, 8951119 + ... + 8996959.

It is an arithmetic number, because the mean of its divisors is an integer number (26905036536).

Almost surely, 2^411378921799 is an apocalyptic number.

411378921799 is a deficient number, since it is larger than the sum of its proper divisors (19101662777).

411378921799 is a wasteful number, since it uses less digits than its factorization.

411378921799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50586.

The product of its digits is 6858432, while the sum is 61.

The spelling of 411378921799 in words is "four hundred eleven billion, three hundred seventy-eight million, nine hundred twenty-one thousand, seven hundred ninety-nine".