260365648 has 10 divisors (see below), whose sum is σ = 504458474. Its totient is φ = 130182816.

The previous prime is 260365639. The next prime is 260365663. The reversal of 260365648 is 846563062.

It is a happy number.

260365648 is digitally balanced in base 2 and base 3, because in such bases 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., 204833344 + 55532304 = 14312^2 + 7452^2 .

It is a super-3 number, since 3×260365648³ (a number of 26 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 260365648.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8136411 + ... + 8136442.

Almost surely, 2^260365648 is an apocalyptic number.

It is an amenable number.

260365648 is a deficient number, since it is larger than the sum of its proper divisors (244092826).

260365648 is a wasteful number, since it uses less digits than its factorization.

260365648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16272861 (or 16272855 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 40.

The square root of 260365648 is about 16135.8497761971. The cubic root of 260365648 is about 638.5494884465.

It can be divided in two parts, 26036 and 5648, that added together give a square (31684 = 178²).

The spelling of 260365648 in words is "two hundred sixty million, three hundred sixty-five thousand, six hundred forty-eight".