23463820843 has 2 divisors, whose sum is σ = 23463820844. Its totient is φ = 23463820842.

The previous prime is 23463820781. The next prime is 23463820867. The reversal of 23463820843 is 34802836432.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23463820843 - 2¹³ = 23463812651 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23463820843.

It is not a weakly prime, because it can be changed into another prime (23463820243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11731910421 + 11731910422.

It is an arithmetic number, because the mean of its divisors is an integer number (11731910422).

Almost surely, 2^23463820843 is an apocalyptic number.

23463820843 is a deficient number, since it is larger than the sum of its proper divisors (1).

23463820843 is an equidigital number, since it uses as much as digits as its factorization.

23463820843 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 663552, while the sum is 43.

The spelling of 23463820843 in words is "twenty-three billion, four hundred sixty-three million, eight hundred twenty thousand, eight hundred forty-three".