260142555 has 16 divisors (see below), whose sum is σ = 417010464. Its totient is φ = 138481920.

The previous prime is 260142541. The next prime is 260142593. The reversal of 260142555 is 555241062.

It is not a de Polignac number, because 260142555 - 2⁸ = 260142299 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7914 + ... + 24143.

It is an arithmetic number, because the mean of its divisors is an integer number (26063154).

Almost surely, 2^260142555 is an apocalyptic number.

260142555 is a deficient number, since it is larger than the sum of its proper divisors (156867909).

260142555 is a wasteful number, since it uses less digits than its factorization.

260142555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32606.

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 260142555 is about 16128.9353337410. The cubic root of 260142555 is about 638.3670570222.

The spelling of 260142555 in words is "two hundred sixty million, one hundred forty-two thousand, five hundred fifty-five".