183820021823 has 2 divisors, whose sum is σ = 183820021824. Its totient is φ = 183820021822.

The previous prime is 183820021807. The next prime is 183820021831. The reversal of 183820021823 is 328120028381.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 183820021823 - 2⁴ = 183820021807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (183820021873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 91910010911 + 91910010912.

It is an arithmetic number, because the mean of its divisors is an integer number (91910010912).

Almost surely, 2^183820021823 is an apocalyptic number.

183820021823 is a deficient number, since it is larger than the sum of its proper divisors (1).

183820021823 is an equidigital number, since it uses as much as digits as its factorization.

183820021823 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36864, while the sum is 38.

The spelling of 183820021823 in words is "one hundred eighty-three billion, eight hundred twenty million, twenty-one thousand, eight hundred twenty-three".