523350371623 has 2 divisors, whose sum is σ = 523350371624. Its totient is φ = 523350371622.

The previous prime is 523350371603. The next prime is 523350371669. The reversal of 523350371623 is 326173053325.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 523350371623 - 2⁵ = 523350371591 is a prime.

It is a super-2 number, since 2×523350371623² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (523350371603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261675185811 + 261675185812.

It is an arithmetic number, because the mean of its divisors is an integer number (261675185812).

Almost surely, 2^523350371623 is an apocalyptic number.

523350371623 is a deficient number, since it is larger than the sum of its proper divisors (1).

523350371623 is an equidigital number, since it uses as much as digits as its factorization.

523350371623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 340200, while the sum is 40.

The spelling of 523350371623 in words is "five hundred twenty-three billion, three hundred fifty million, three hundred seventy-one thousand, six hundred twenty-three".