260365613642 has 8 divisors (see below), whose sum is σ = 390800554500. Its totient is φ = 130098762144.

The previous prime is 260365613623. The next prime is 260365613693. The reversal of 260365613642 is 246316563062.

It can be written as a sum of positive squares in 2 ways, for example, as 260364247081 + 1366561 = 510259^2 + 1169^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 260365613593 and 260365613602.

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, 42018467 + ... + 42024662.

Almost surely, 2^260365613642 is an apocalyptic number.

260365613642 is a deficient number, since it is larger than the sum of its proper divisors (130434940858).

260365613642 is a wasteful number, since it uses less digits than its factorization.

260365613642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84044680.

The product of its (nonzero) digits is 933120, while the sum is 44.

The spelling of 260365613642 in words is "two hundred sixty billion, three hundred sixty-five million, six hundred thirteen thousand, six hundred forty-two".