5515720106 has 16 divisors (see below), whose sum is σ = 8948927400. Its totient is φ = 2534597568.

The previous prime is 5515720103. The next prime is 5515720169. The reversal of 5515720106 is 6010275155.

It can be written as a sum of positive squares in 4 ways, for example, as 4630122025 + 885598081 = 68045^2 + 29759^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5515720103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 457241 + ... + 469148.

Almost surely, 2^5515720106 is an apocalyptic number.

5515720106 is a deficient number, since it is larger than the sum of its proper divisors (3433207294).

5515720106 is a wasteful number, since it uses less digits than its factorization.

5515720106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 926633.

The product of its (nonzero) digits is 10500, while the sum is 32.

The square root of 5515720106 is about 74267.8941804600. The cubic root of 5515720106 is about 1766.8543088617.

The spelling of 5515720106 in words is "five billion, five hundred fifteen million, seven hundred twenty thousand, one hundred six".