53664829507 has 2 divisors, whose sum is σ = 53664829508. Its totient is φ = 53664829506.

The previous prime is 53664829459. The next prime is 53664829531. The reversal of 53664829507 is 70592846635.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53664829507 - 2²³ = 53656440899 is a prime.

It is not a weakly prime, because it can be changed into another prime (53664820507) 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, 26832414753 + 26832414754.

It is an arithmetic number, because the mean of its divisors is an integer number (26832414754).

Almost surely, 2^53664829507 is an apocalyptic number.

53664829507 is a deficient number, since it is larger than the sum of its proper divisors (1).

53664829507 is an equidigital number, since it uses as much as digits as its factorization.

53664829507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10886400, while the sum is 55.

The spelling of 53664829507 in words is "fifty-three billion, six hundred sixty-four million, eight hundred twenty-nine thousand, five hundred seven".