5544633961 has 2 divisors, whose sum is σ = 5544633962. Its totient is φ = 5544633960.

The previous prime is 5544633959. The next prime is 5544634019. The reversal of 5544633961 is 1693364455.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5525097561 + 19536400 = 74331^2 + 4420^2 .

It is a cyclic number.

It is not a de Polignac number, because 5544633961 - 2¹ = 5544633959 is a prime.

It is a super-2 number, since 2×5544633961² = 61485931522949099042, which contains 22 as substring.

Together with 5544633959, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (5544633361) 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, 2772316980 + 2772316981.

It is an arithmetic number, because the mean of its divisors is an integer number (2772316981).

Almost surely, 2^5544633961 is an apocalyptic number.

It is an amenable number.

5544633961 is a deficient number, since it is larger than the sum of its proper divisors (1).

5544633961 is an equidigital number, since it uses as much as digits as its factorization.

5544633961 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1166400, while the sum is 46.

The square root of 5544633961 is about 74462.2989236835. The cubic root of 5544633961 is about 1769.9362613370.

The spelling of 5544633961 in words is "five billion, five hundred forty-four million, six hundred thirty-three thousand, nine hundred sixty-one".