5556502129 has 2 divisors, whose sum is σ = 5556502130. Its totient is φ = 5556502128.

The previous prime is 5556502111. The next prime is 5556502151. The reversal of 5556502129 is 9212056555.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5472596529 + 83905600 = 73977^2 + 9160^2 .

It is a cyclic number.

It is not a de Polignac number, because 5556502129 - 2⁷ = 5556502001 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5556502091 and 5556502100.

It is not a weakly prime, because it can be changed into another prime (5556502229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2778251064 + 2778251065.

It is an arithmetic number, because the mean of its divisors is an integer number (2778251065).

Almost surely, 2^5556502129 is an apocalyptic number.

It is an amenable number.

5556502129 is a deficient number, since it is larger than the sum of its proper divisors (1).

5556502129 is an equidigital number, since it uses as much as digits as its factorization.

5556502129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 135000, while the sum is 40.

The square root of 5556502129 is about 74541.9487872433. The cubic root of 5556502129 is about 1771.1981980302.

The spelling of 5556502129 in words is "five billion, five hundred fifty-six million, five hundred two thousand, one hundred twenty-nine".