260142445 has 8 divisors (see below), whose sum is σ = 313023744. Its totient is φ = 207545424.

The previous prime is 260142437. The next prime is 260142451. The reversal of 260142445 is 544241062.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 260142445 - 2³ = 260142437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69049 + ... + 72718.

It is an arithmetic number, because the mean of its divisors is an integer number (39127968).

Almost surely, 2^260142445 is an apocalyptic number.

It is an amenable number.

260142445 is a deficient number, since it is larger than the sum of its proper divisors (52881299).

260142445 is a wasteful number, since it uses less digits than its factorization.

260142445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142139.

The product of its (nonzero) digits is 7680, while the sum is 28.

The square root of 260142445 is about 16128.9319237202. The cubic root of 260142445 is about 638.3669670454.

The spelling of 260142445 in words is "two hundred sixty million, one hundred forty-two thousand, four hundred forty-five".