260438650442 has 8 divisors (see below), whose sum is σ = 390806353476. Its totient is φ = 130169865952.

The previous prime is 260438650441. The next prime is 260438650469. The reversal of 260438650442 is 244056834062.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 251561430481 + 8877219961 = 501559^2 + 94219^2 .

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 = 260438650393 and 260438650402.

It is not an unprimeable number, because it can be changed into a prime (260438650441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24723053 + ... + 24733584.

Almost surely, 2^260438650442 is an apocalyptic number.

260438650442 is a deficient number, since it is larger than the sum of its proper divisors (130367703034).

260438650442 is a wasteful number, since it uses less digits than its factorization.

260438650442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49459272.

The product of its (nonzero) digits is 1105920, while the sum is 44.

The spelling of 260438650442 in words is "two hundred sixty billion, four hundred thirty-eight million, six hundred fifty thousand, four hundred forty-two".