5515163225 has 24 divisors (see below), whose sum is σ = 8034402432. Its totient is φ = 3702484800.

The previous prime is 5515163219. The next prime is 5515163233. The reversal of 5515163225 is 5223615155.

It is not a de Polignac number, because 5515163225 - 2⁴ = 5515163209 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 in 23 ways as a sum of consecutive naturals, for example, 767777 + ... + 774926.

It is an arithmetic number, because the mean of its divisors is an integer number (334766768).

Almost surely, 2^5515163225 is an apocalyptic number.

5515163225 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5515163225 is a deficient number, since it is larger than the sum of its proper divisors (2519239207).

5515163225 is a wasteful number, since it uses less digits than its factorization.

5515163225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1542737 (or 1542732 counting only the distinct ones).

The product of its digits is 45000, while the sum is 35.

The square root of 5515163225 is about 74264.1449489591. The cubic root of 5515163225 is about 1766.7948448394.

The spelling of 5515163225 in words is "five billion, five hundred fifteen million, one hundred sixty-three thousand, two hundred twenty-five".