5520610649 has 2 divisors, whose sum is σ = 5520610650. Its totient is φ = 5520610648.

The previous prime is 5520610643. The next prime is 5520610663. The reversal of 5520610649 is 9460160255.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2771496025 + 2749114624 = 52645^2 + 52432^2 .

It is a cyclic number.

It is not a de Polignac number, because 5520610649 - 2⁸ = 5520610393 is a prime.

It is not a weakly prime, because it can be changed into another prime (5520610643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2760305324 + 2760305325.

It is an arithmetic number, because the mean of its divisors is an integer number (2760305325).

Almost surely, 2^5520610649 is an apocalyptic number.

It is an amenable number.

5520610649 is a deficient number, since it is larger than the sum of its proper divisors (1).

5520610649 is an equidigital number, since it uses as much as digits as its factorization.

5520610649 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64800, while the sum is 38.

The square root of 5520610649 is about 74300.8119000055. The cubic root of 5520610649 is about 1767.3763515710.

The spelling of 5520610649 in words is "five billion, five hundred twenty million, six hundred ten thousand, six hundred forty-nine".