23404419953 has 2 divisors, whose sum is σ = 23404419954. Its totient is φ = 23404419952.

The previous prime is 23404419949. The next prime is 23404420069. The reversal of 23404419953 is 35991440432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19962016369 + 3442403584 = 141287^2 + 58672^2 .

It is a cyclic number.

It is not a de Polignac number, because 23404419953 - 2² = 23404419949 is a prime.

It is not a weakly prime, because it can be changed into another prime (23404419923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11702209976 + 11702209977.

It is an arithmetic number, because the mean of its divisors is an integer number (11702209977).

Almost surely, 2^23404419953 is an apocalyptic number.

It is an amenable number.

23404419953 is a deficient number, since it is larger than the sum of its proper divisors (1).

23404419953 is an equidigital number, since it uses as much as digits as its factorization.

23404419953 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 466560, while the sum is 44.

The spelling of 23404419953 in words is "twenty-three billion, four hundred four million, four hundred nineteen thousand, nine hundred fifty-three".