7649024129 has 2 divisors, whose sum is σ = 7649024130. Its totient is φ = 7649024128.

The previous prime is 7649024101. The next prime is 7649024153. The reversal of 7649024129 is 9214209467.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6996987904 + 652036225 = 83648^2 + 25535^2 .

It is a cyclic number.

It is not a de Polignac number, because 7649024129 - 2¹² = 7649020033 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7649024129.

It is not a weakly prime, because it can be changed into another prime (7649024029) 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, 3824512064 + 3824512065.

It is an arithmetic number, because the mean of its divisors is an integer number (3824512065).

Almost surely, 2^7649024129 is an apocalyptic number.

It is an amenable number.

7649024129 is a deficient number, since it is larger than the sum of its proper divisors (1).

7649024129 is an equidigital number, since it uses as much as digits as its factorization.

7649024129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 217728, while the sum is 44.

The square root of 7649024129 is about 87458.6995615645. The cubic root of 7649024129 is about 1970.3135482270.

The spelling of 7649024129 in words is "seven billion, six hundred forty-nine million, twenty-four thousand, one hundred twenty-nine".