53424467948729 has 2 divisors, whose sum is σ = 53424467948730. Its totient is φ = 53424467948728.

The previous prime is 53424467948711. The next prime is 53424467948767. The reversal of 53424467948729 is 92784976442435.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31520645205625 + 21903822743104 = 5614325^2 + 4680152^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53424467948729 is a prime.

It is not a weakly prime, because it can be changed into another prime (53424467948029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26712233974364 + 26712233974365.

It is an arithmetic number, because the mean of its divisors is an integer number (26712233974365).

Almost surely, 2^{53424467948729} is an apocalyptic number.

It is an amenable number.

53424467948729 is a deficient number, since it is larger than the sum of its proper divisors (1).

53424467948729 is an equidigital number, since it uses as much as digits as its factorization.

53424467948729 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2926264320, while the sum is 74.

The spelling of 53424467948729 in words is "fifty-three trillion, four hundred twenty-four billion, four hundred sixty-seven million, nine hundred forty-eight thousand, seven hundred twenty-nine".