53123631623 has 2 divisors, whose sum is σ = 53123631624. Its totient is φ = 53123631622.

The previous prime is 53123631611. The next prime is 53123631637. The reversal of 53123631623 is 32613632135.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53123631623 - 2⁶ = 53123631559 is a prime.

It is a super-2 number, since 2×53123631623² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53123631023) 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, 26561815811 + 26561815812.

It is an arithmetic number, because the mean of its divisors is an integer number (26561815812).

Almost surely, 2^53123631623 is an apocalyptic number.

53123631623 is a deficient number, since it is larger than the sum of its proper divisors (1).

53123631623 is an equidigital number, since it uses as much as digits as its factorization.

53123631623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 58320, while the sum is 35.

The spelling of 53123631623 in words is "fifty-three billion, one hundred twenty-three million, six hundred thirty-one thousand, six hundred twenty-three".