53552020369 has 2 divisors, whose sum is σ = 53552020370. Its totient is φ = 53552020368.

The previous prime is 53552020363. The next prime is 53552020463. The reversal of 53552020369 is 96302025535.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52378272769 + 1173747600 = 228863^2 + 34260^2 .

It is a cyclic number.

It is not a de Polignac number, because 53552020369 - 2¹¹ = 53552018321 is a prime.

It is a super-2 number, since 2×53552020369² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (53552020363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26776010184 + 26776010185.

It is an arithmetic number, because the mean of its divisors is an integer number (26776010185).

Almost surely, 2^53552020369 is an apocalyptic number.

It is an amenable number.

53552020369 is a deficient number, since it is larger than the sum of its proper divisors (1).

53552020369 is an equidigital number, since it uses as much as digits as its factorization.

53552020369 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 243000, while the sum is 40.

The spelling of 53552020369 in words is "fifty-three billion, five hundred fifty-two million, twenty thousand, three hundred sixty-nine".