261410116 has 12 divisors (see below), whose sum is σ = 499055760. Its totient is φ = 118822760.

The previous prime is 261410101. The next prime is 261410129. The reversal of 261410116 is 611014162.

261410116 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2970526 + ... + 2970613.

It is an arithmetic number, because the mean of its divisors is an integer number (41587980).

Almost surely, 2^261410116 is an apocalyptic number.

It is an amenable number.

261410116 is a deficient number, since it is larger than the sum of its proper divisors (237645644).

261410116 is a wasteful number, since it uses less digits than its factorization.

261410116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5941154 (or 5941152 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 261410116 is about 16168.1822107496. The cubic root of 261410116 is about 639.4022054734.

Adding to 261410116 its reverse (611014162), we get a palindrome (872424278).

The spelling of 261410116 in words is "two hundred sixty-one million, four hundred ten thousand, one hundred sixteen".