261468496 has 10 divisors (see below), whose sum is σ = 506595242. Its totient is φ = 130734240.

The previous prime is 261468491. The next prime is 261468499. The reversal of 261468496 is 694864162.

261468496 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 261274896 + 193600 = 16164^2 + 440^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (261468491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8170875 + ... + 8170906.

Almost surely, 2^261468496 is an apocalyptic number.

It is an amenable number.

261468496 is a deficient number, since it is larger than the sum of its proper divisors (245126746).

261468496 is a wasteful number, since it uses less digits than its factorization.

261468496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16341789 (or 16341783 counting only the distinct ones).

The product of its digits is 497664, while the sum is 46.

The square root of 261468496 is about 16169.9875077255. The cubic root of 261468496 is about 639.4498005740.

The spelling of 261468496 in words is "two hundred sixty-one million, four hundred sixty-eight thousand, four hundred ninety-six".