23456553319 has 2 divisors, whose sum is σ = 23456553320. Its totient is φ = 23456553318.

The previous prime is 23456553317. The next prime is 23456553371. The reversal of 23456553319 is 91335565432.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23456553319 - 2¹ = 23456553317 is a prime.

It is a super-2 number, since 2×23456553319² (a number of 22 digits) contains 22 as substring.

Together with 23456553317, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23456553317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11728276659 + 11728276660.

It is an arithmetic number, because the mean of its divisors is an integer number (11728276660).

Almost surely, 2^23456553319 is an apocalyptic number.

23456553319 is a deficient number, since it is larger than the sum of its proper divisors (1).

23456553319 is an equidigital number, since it uses as much as digits as its factorization.

23456553319 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1458000, while the sum is 46.

The spelling of 23456553319 in words is "twenty-three billion, four hundred fifty-six million, five hundred fifty-three thousand, three hundred nineteen".