5561328051 has 40 divisors (see below), whose sum is σ = 8387582544. Its totient is φ = 3672060480.

The previous prime is 5561328029. The next prime is 5561328053. The reversal of 5561328051 is 1508231655.

It is a happy number.

It is not a de Polignac number, because 5561328051 - 2⁷ = 5561327923 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5561327997 and 5561328015.

It is not an unprimeable number, because it can be changed into a prime (5561328053) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 5241061 + ... + 5242121.

Almost surely, 2^5561328051 is an apocalyptic number.

5561328051 is a deficient number, since it is larger than the sum of its proper divisors (2826254493).

5561328051 is a wasteful number, since it uses less digits than its factorization.

5561328051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1633 (or 1624 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 36.

The square root of 5561328051 is about 74574.3122730609. The cubic root of 5561328051 is about 1771.7108221443.

The spelling of 5561328051 in words is "five billion, five hundred sixty-one million, three hundred twenty-eight thousand, fifty-one".