261050672 has 10 divisors (see below), whose sum is σ = 505785708. Its totient is φ = 130525328.

The previous prime is 261050653. The next prime is 261050683. The reversal of 261050672 is 276050162.

261050672 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8157818 + ... + 8157849.

Almost surely, 2^261050672 is an apocalyptic number.

It is an amenable number.

261050672 is a deficient number, since it is larger than the sum of its proper divisors (244735036).

261050672 is a wasteful number, since it uses less digits than its factorization.

261050672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16315675 (or 16315669 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 261050672 is about 16157.0626043226. The cubic root of 261050672 is about 639.1090075534.

The spelling of 261050672 in words is "two hundred sixty-one million, fifty thousand, six hundred seventy-two".