633525249949 has 2 divisors, whose sum is σ = 633525249950. Its totient is φ = 633525249948.

The previous prime is 633525249943. The next prime is 633525249967. The reversal of 633525249949 is 949942525336.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 628286096025 + 5239153924 = 792645^2 + 72382^2 .

It is a cyclic number.

It is not a de Polignac number, because 633525249949 - 2⁹ = 633525249437 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (633525249943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 316762624974 + 316762624975.

It is an arithmetic number, because the mean of its divisors is an integer number (316762624975).

Almost surely, 2^633525249949 is an apocalyptic number.

It is an amenable number.

633525249949 is a deficient number, since it is larger than the sum of its proper divisors (1).

633525249949 is an equidigital number, since it uses as much as digits as its factorization.

633525249949 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 62985600, while the sum is 61.

The spelling of 633525249949 in words is "six hundred thirty-three billion, five hundred twenty-five million, two hundred forty-nine thousand, nine hundred forty-nine".