5551686160 has 20 divisors (see below), whose sum is σ = 12907670508. Its totient is φ = 2220674432.

The previous prime is 5551686143. The next prime is 5551686169. The reversal of 5551686160 is 616861555.

It can be written as a sum of positive squares in 2 ways, for example, as 3179606544 + 2372079616 = 56388^2 + 48704^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is not an unprimeable number, because it can be changed into a prime (5551686169) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34697959 + ... + 34698118.

Almost surely, 2^5551686160 is an apocalyptic number.

It is an amenable number.

5551686160 is an abundant number, since it is smaller than the sum of its proper divisors (7355984348).

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

5551686160 is a wasteful number, since it uses less digits than its factorization.

5551686160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69396090 (or 69396084 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 43.

The square root of 5551686160 is about 74509.6380342839. The cubic root of 5551686160 is about 1770.6863351708.

The spelling of 5551686160 in words is "five billion, five hundred fifty-one million, six hundred eighty-six thousand, one hundred sixty".