561060516 has 24 divisors (see below), whose sum is σ = 1313035360. Its totient is φ = 186463872.

The previous prime is 561060509. The next prime is 561060527. The reversal of 561060516 is 615060165.

It is a super-2 number, since 2×561060516² = 629577805228372512, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65326 + ... + 73413.

Almost surely, 2^561060516 is an apocalyptic number.

It is an amenable number.

561060516 is an abundant number, since it is smaller than the sum of its proper divisors (751974844).

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

561060516 is a wasteful number, since it uses less digits than its factorization.

561060516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139083 (or 139081 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 561060516 is about 23686.7160239658. The cubic root of 561060516 is about 824.7770519690. Note that the first 3 decimals are identical.

The spelling of 561060516 in words is "five hundred sixty-one million, sixty thousand, five hundred sixteen".