53318785423 has 2 divisors, whose sum is σ = 53318785424. Its totient is φ = 53318785422.

The previous prime is 53318785391. The next prime is 53318785463. The reversal of 53318785423 is 32458781335.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53318785423 - 2⁵ = 53318785391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53318785463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26659392711 + 26659392712.

It is an arithmetic number, because the mean of its divisors is an integer number (26659392712).

Almost surely, 2^53318785423 is an apocalyptic number.

53318785423 is a deficient number, since it is larger than the sum of its proper divisors (1).

53318785423 is an equidigital number, since it uses as much as digits as its factorization.

53318785423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2419200, while the sum is 49.

The spelling of 53318785423 in words is "fifty-three billion, three hundred eighteen million, seven hundred eighty-five thousand, four hundred twenty-three".