5525572729 has 2 divisors, whose sum is σ = 5525572730. Its totient is φ = 5525572728.

The previous prime is 5525572687. The next prime is 5525572733. The reversal of 5525572729 is 9272755255.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3234993129 + 2290579600 = 56877^2 + 47860^2 .

It is a cyclic number.

It is not a de Polignac number, because 5525572729 - 2²⁷ = 5391355001 is a prime.

It is not a weakly prime, because it can be changed into another prime (5525576729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2762786364 + 2762786365.

It is an arithmetic number, because the mean of its divisors is an integer number (2762786365).

Almost surely, 2^5525572729 is an apocalyptic number.

It is an amenable number.

5525572729 is a deficient number, since it is larger than the sum of its proper divisors (1).

5525572729 is an equidigital number, since it uses as much as digits as its factorization.

5525572729 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2205000, while the sum is 49.

The square root of 5525572729 is about 74334.1962289228. The cubic root of 5525572729 is about 1767.9057155117.

The spelling of 5525572729 in words is "five billion, five hundred twenty-five million, five hundred seventy-two thousand, seven hundred twenty-nine".