53189500369 has 2 divisors, whose sum is σ = 53189500370. Its totient is φ = 53189500368.

The previous prime is 53189500253. The next prime is 53189500373. The reversal of 53189500369 is 96300598135.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50596653969 + 2592846400 = 224937^2 + 50920^2 .

It is a cyclic number.

It is not a de Polignac number, because 53189500369 - 2³¹ = 51042016721 is a prime.

It is a super-2 number, since 2×53189500369² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (53189501369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26594750184 + 26594750185.

It is an arithmetic number, because the mean of its divisors is an integer number (26594750185).

Almost surely, 2^53189500369 is an apocalyptic number.

It is an amenable number.

53189500369 is a deficient number, since it is larger than the sum of its proper divisors (1).

53189500369 is an equidigital number, since it uses as much as digits as its factorization.

53189500369 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 874800, while the sum is 49.

The spelling of 53189500369 in words is "fifty-three billion, one hundred eighty-nine million, five hundred thousand, three hundred sixty-nine".