5166180036 has 144 divisors (see below), whose sum is σ = 13623850240. Its totient is φ = 1649756160.

The previous prime is 5166179989. The next prime is 5166180037. The reversal of 5166180036 is 6300816615.

It is a happy number.

5166180036 is a `hidden beast` number, since 5 + 1 + 6 + 618 + 0 + 0 + 36 = 666.

It is a super-2 number, since 2×5166180036² = 53378832328729922592, which contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (5166180037) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16827795 + ... + 16828101.

Almost surely, 2^5166180036 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5166180036, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6811925120).

5166180036 is an abundant number, since it is smaller than the sum of its proper divisors (8457670204).

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

5166180036 is a wasteful number, since it uses less digits than its factorization.

5166180036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 554 (or 549 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 5166180036 is about 71876.1437195959. The cubic root of 5166180036 is about 1728.7141185815.

The spelling of 5166180036 in words is "five billion, one hundred sixty-six million, one hundred eighty thousand, thirty-six".