53320679429 has 2 divisors, whose sum is σ = 53320679430. Its totient is φ = 53320679428.

The previous prime is 53320679381. The next prime is 53320679459. The reversal of 53320679429 is 92497602335.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48477911329 + 4842768100 = 220177^2 + 69590^2 .

It is a cyclic number.

It is not a de Polignac number, because 53320679429 - 2⁸ = 53320679173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53320679459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26660339714 + 26660339715.

It is an arithmetic number, because the mean of its divisors is an integer number (26660339715).

Almost surely, 2^53320679429 is an apocalyptic number.

It is an amenable number.

53320679429 is a deficient number, since it is larger than the sum of its proper divisors (1).

53320679429 is an equidigital number, since it uses as much as digits as its factorization.

53320679429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2449440, while the sum is 50.

The spelling of 53320679429 in words is "fifty-three billion, three hundred twenty million, six hundred seventy-nine thousand, four hundred twenty-nine".