5512171536 has 135 divisors (see below), whose sum is σ = 16186472029. Its totient is φ = 1750970496.

The previous prime is 5512171519. The next prime is 5512171541. The reversal of 5512171536 is 6351712155.

It is a happy number.

The square root of 5512171536 is 74244.

It is a perfect power (a square), and thus also a powerful number.

5512171536 is a `hidden beast` number, since 5 + 51 + 2 + 1 + 71 + 536 = 666.

It can be written as a sum of positive squares in only one way, i.e., 362673936 + 5149497600 = 19044^2 + 71760^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5512171536.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 20491210 + ... + 20491478.

Almost surely, 2^5512171536 is an apocalyptic number.

5512171536 is the 74244-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5512171536

5512171536 is an abundant number, since it is smaller than the sum of its proper divisors (10674300493).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5512171536 is a wasteful number, since it uses less digits than its factorization.

5512171536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 598 (or 297 counting only the distinct ones).

The product of its digits is 31500, while the sum is 36.

The cubic root of 5512171536 is about 1766.4753223089.

Multiplying 5512171536 by its sum of digits (36), we get a square (198438175296 = 445464²).

5512171536 divided by its sum of digits (36) gives a square (153115876 = 12374²).

The spelling of 5512171536 in words is "five billion, five hundred twelve million, one hundred seventy-one thousand, five hundred thirty-six".