561411016 has 16 divisors (see below), whose sum is σ = 1054292400. Its totient is φ = 280266384.

The previous prime is 561411001. The next prime is 561411017. The reversal of 561411016 is 610114165.

561411016 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (561411017) 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, 49426 + ... + 59713.

It is an arithmetic number, because the mean of its divisors is an integer number (65893275).

Almost surely, 2^561411016 is an apocalyptic number.

It is an amenable number.

561411016 is a deficient number, since it is larger than the sum of its proper divisors (492881384).

561411016 is a wasteful number, since it uses less digits than its factorization.

561411016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109788 (or 109784 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 25.

The square root of 561411016 is about 23694.1135305797. The cubic root of 561411016 is about 824.9487649847.

The spelling of 561411016 in words is "five hundred sixty-one million, four hundred eleven thousand, sixteen".