53384442029 has 2 divisors, whose sum is σ = 53384442030. Its totient is φ = 53384442028.

The previous prime is 53384442017. The next prime is 53384442053. The reversal of 53384442029 is 92024448335.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52935425929 + 449016100 = 230077^2 + 21190^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53384442029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53384442829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26692221014 + 26692221015.

It is an arithmetic number, because the mean of its divisors is an integer number (26692221015).

Almost surely, 2^53384442029 is an apocalyptic number.

It is an amenable number.

53384442029 is a deficient number, since it is larger than the sum of its proper divisors (1).

53384442029 is an equidigital number, since it uses as much as digits as its factorization.

53384442029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 829440, while the sum is 44.

The spelling of 53384442029 in words is "fifty-three billion, three hundred eighty-four million, four hundred forty-two thousand, twenty-nine".