23403520154327 has 2 divisors, whose sum is σ = 23403520154328. Its totient is φ = 23403520154326.

The previous prime is 23403520154309. The next prime is 23403520154429. The reversal of 23403520154327 is 72345102530432.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23403520154327 - 2⁶ = 23403520154263 is a prime.

It is a super-2 number, since 2×23403520154327² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23403520154827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11701760077163 + 11701760077164.

It is an arithmetic number, because the mean of its divisors is an integer number (11701760077164).

Almost surely, 2^{23403520154327} is an apocalyptic number.

23403520154327 is a deficient number, since it is larger than the sum of its proper divisors (1).

23403520154327 is an equidigital number, since it uses as much as digits as its factorization.

23403520154327 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 604800, while the sum is 41.

Adding to 23403520154327 its reverse (72345102530432), we get a palindrome (95748622684759).

The spelling of 23403520154327 in words is "twenty-three trillion, four hundred three billion, five hundred twenty million, one hundred fifty-four thousand, three hundred twenty-seven".