561241565610 has 32 divisors (see below), whose sum is σ = 1469432463552. Its totient is φ = 136058561280.

The previous prime is 561241565579. The next prime is 561241565681. The reversal of 561241565610 is 16565142165.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 850365679 + ... + 850366338.

It is an arithmetic number, because the mean of its divisors is an integer number (45919764486).

Almost surely, 2^561241565610 is an apocalyptic number.

561241565610 is an abundant number, since it is smaller than the sum of its proper divisors (908190897942).

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

561241565610 is a wasteful number, since it uses less digits than its factorization.

561241565610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1700732038.

The product of its (nonzero) digits is 216000, while the sum is 42.

The spelling of 561241565610 in words is "five hundred sixty-one billion, two hundred forty-one million, five hundred sixty-five thousand, six hundred ten".