52186289149 has 2 divisors, whose sum is σ = 52186289150. Its totient is φ = 52186289148.

The previous prime is 52186289069. The next prime is 52186289153. The reversal of 52186289149 is 94198268125.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51806312100 + 379977049 = 227610^2 + 19493^2 .

It is a cyclic number.

It is not a de Polignac number, because 52186289149 - 2⁷ = 52186289021 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52186289149.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52186289159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26093144574 + 26093144575.

It is an arithmetic number, because the mean of its divisors is an integer number (26093144575).

Almost surely, 2^52186289149 is an apocalyptic number.

It is an amenable number.

52186289149 is a deficient number, since it is larger than the sum of its proper divisors (1).

52186289149 is an equidigital number, since it uses as much as digits as its factorization.

52186289149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2488320, while the sum is 55.

The spelling of 52186289149 in words is "fifty-two billion, one hundred eighty-six million, two hundred eighty-nine thousand, one hundred forty-nine".