260138762430608 has 10 divisors (see below), whose sum is σ = 504018852209334. Its totient is φ = 130069381215296.

The previous prime is 260138762430563. The next prime is 260138762430619. The reversal of 260138762430608 is 806034267831062.

It can be written as a sum of positive squares in only one way, i.e., 227443558637824 + 32695203792784 = 15081232^2 + 5717972^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8129336325941 + ... + 8129336325972.

Almost surely, 2^{260138762430608} is an apocalyptic number.

It is an amenable number.

260138762430608 is a deficient number, since it is larger than the sum of its proper divisors (243880089778726).

260138762430608 is a wasteful number, since it uses less digits than its factorization.

260138762430608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16258672651921 (or 16258672651915 counting only the distinct ones).

The product of its (nonzero) digits is 13934592, while the sum is 56.

The spelling of 260138762430608 in words is "two hundred sixty trillion, one hundred thirty-eight billion, seven hundred sixty-two million, four hundred thirty thousand, six hundred eight".