260740144 has 80 divisors (see below), whose sum is σ = 607961088. Its totient is φ = 105912576.

The previous prime is 260740133. The next prime is 260740153. The reversal of 260740144 is 441047062.

260740144 is digitally balanced in base 3, 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 (28).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 326754 + ... + 327550.

Almost surely, 2^260740144 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 260740144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (303980544).

260740144 is an abundant number, since it is smaller than the sum of its proper divisors (347220944).

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

260740144 is a wasteful number, since it uses less digits than its factorization.

260740144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 962 (or 956 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 260740144 is about 16147.4500773342. The cubic root of 260740144 is about 638.8554935717.

The spelling of 260740144 in words is "two hundred sixty million, seven hundred forty thousand, one hundred forty-four".