561116262 has 16 divisors (see below), whose sum is σ = 1282551552. Its totient is φ = 160318920.

The previous prime is 561116261. The next prime is 561116279. The reversal of 561116262 is 262611165.

561116262 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (561116261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6679914 + ... + 6679997.

It is an arithmetic number, because the mean of its divisors is an integer number (80159472).

Almost surely, 2^561116262 is an apocalyptic number.

561116262 is an abundant number, since it is smaller than the sum of its proper divisors (721435290).

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

561116262 is a wasteful number, since it uses less digits than its factorization.

561116262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13359923.

The product of its digits is 4320, while the sum is 30.

The square root of 561116262 is about 23687.8927302536. The cubic root of 561116262 is about 824.8043672036.

The spelling of 561116262 in words is "five hundred sixty-one million, one hundred sixteen thousand, two hundred sixty-two".