5515161610 has 32 divisors (see below), whose sum is σ = 11392980480. Its totient is φ = 1882995072.

The previous prime is 5515161593. The next prime is 5515161611. The reversal of 5515161610 is 161615155.

It is not an unprimeable number, because it can be changed into a prime (5515161611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 148099 + ... + 181558.

It is an arithmetic number, because the mean of its divisors is an integer number (356030640).

Almost surely, 2^5515161610 is an apocalyptic number.

5515161610 is an abundant number, since it is smaller than the sum of its proper divisors (5877818870).

5515161610 is a wasteful number, since it uses less digits than its factorization.

5515161610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329910.

The product of its (nonzero) digits is 4500, while the sum is 31.

The square root of 5515161610 is about 74264.1340756088. The cubic root of 5515161610 is about 1766.7946723831.

Adding to 5515161610 its reverse (161615155), we get a palindrome (5676776765).

The spelling of 5515161610 in words is "five billion, five hundred fifteen million, one hundred sixty-one thousand, six hundred ten".