537257040949 has 2 divisors, whose sum is σ = 537257040950. Its totient is φ = 537257040948.

The previous prime is 537257040941. The next prime is 537257040961. The reversal of 537257040949 is 949040752735.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 420056941924 + 117200099025 = 648118^2 + 342345^2 .

It is a cyclic number.

It is not a de Polignac number, because 537257040949 - 2³ = 537257040941 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 537257040949.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (537257040941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268628520474 + 268628520475.

It is an arithmetic number, because the mean of its divisors is an integer number (268628520475).

Almost surely, 2^537257040949 is an apocalyptic number.

It is an amenable number.

537257040949 is a deficient number, since it is larger than the sum of its proper divisors (1).

537257040949 is an equidigital number, since it uses as much as digits as its factorization.

537257040949 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9525600, while the sum is 55.

The spelling of 537257040949 in words is "five hundred thirty-seven billion, two hundred fifty-seven million, forty thousand, nine hundred forty-nine".