53400017329 has 2 divisors, whose sum is σ = 53400017330. Its totient is φ = 53400017328.

The previous prime is 53400017311. The next prime is 53400017399. The reversal of 53400017329 is 92371000435.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 51492686400 + 1907330929 = 226920^2 + 43673^2 .

It is a cyclic number.

It is not a de Polignac number, because 53400017329 - 2⁷ = 53400017201 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53400017294 and 53400017303.

It is not a weakly prime, because it can be changed into another prime (53400017399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26700008664 + 26700008665.

It is an arithmetic number, because the mean of its divisors is an integer number (26700008665).

Almost surely, 2^53400017329 is an apocalyptic number.

It is an amenable number.

53400017329 is a deficient number, since it is larger than the sum of its proper divisors (1).

53400017329 is an equidigital number, since it uses as much as digits as its factorization.

53400017329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22680, while the sum is 34.

The spelling of 53400017329 in words is "fifty-three billion, four hundred million, seventeen thousand, three hundred twenty-nine".