260142556 has 12 divisors (see below), whose sum is σ = 464935968. Its totient is φ = 127303712.

The previous prime is 260142541. The next prime is 260142593. The reversal of 260142556 is 655241062.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 691681 + ... + 692056.

It is an arithmetic number, because the mean of its divisors is an integer number (38744664).

Almost surely, 2^260142556 is an apocalyptic number.

It is an amenable number.

260142556 is a deficient number, since it is larger than the sum of its proper divisors (204793412).

260142556 is a wasteful number, since it uses less digits than its factorization.

260142556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1383788 (or 1383786 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 260142556 is about 16128.9353647412. The cubic root of 260142556 is about 638.3670578402.

The spelling of 260142556 in words is "two hundred sixty million, one hundred forty-two thousand, five hundred fifty-six".