5525751062981 has 2 divisors, whose sum is σ = 5525751062982. Its totient is φ = 5525751062980.

The previous prime is 5525751062969. The next prime is 5525751062999. The reversal of 5525751062981 is 1892601575255.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4460332802500 + 1065418260481 = 2111950^2 + 1032191^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5525751062981 is a prime.

It is a super-2 number, since 2×5525751062981² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5525751061981) 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, 2762875531490 + 2762875531491.

It is an arithmetic number, because the mean of its divisors is an integer number (2762875531491).

Almost surely, 2^{5525751062981} is an apocalyptic number.

It is an amenable number.

5525751062981 is a deficient number, since it is larger than the sum of its proper divisors (1).

5525751062981 is an equidigital number, since it uses as much as digits as its factorization.

5525751062981 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7560000, while the sum is 56.

The spelling of 5525751062981 in words is "five trillion, five hundred twenty-five billion, seven hundred fifty-one million, sixty-two thousand, nine hundred eighty-one".