940504000823 has 2 divisors, whose sum is σ = 940504000824. Its totient is φ = 940504000822.

The previous prime is 940504000757. The next prime is 940504000841. The reversal of 940504000823 is 328000405049.

It is a strong prime.

It is an emirp because it is prime and its reverse (328000405049) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 940504000823 - 2²⁰ = 940502952247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (940504000853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 470252000411 + 470252000412.

It is an arithmetic number, because the mean of its divisors is an integer number (470252000412).

Almost surely, 2^940504000823 is an apocalyptic number.

940504000823 is a deficient number, since it is larger than the sum of its proper divisors (1).

940504000823 is an equidigital number, since it uses as much as digits as its factorization.

940504000823 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34560, while the sum is 35.

The spelling of 940504000823 in words is "nine hundred forty billion, five hundred four million, eight hundred twenty-three", and thus it is an aban number.