260490744678 has 16 divisors (see below), whose sum is σ = 521072305776. Its totient is φ = 86815112160.

The previous prime is 260490744637. The next prime is 260490744733. The reversal of 260490744678 is 876447094062.

It is a happy 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, 3746701 + ... + 3815592.

It is an arithmetic number, because the mean of its divisors is an integer number (32567019111).

Almost surely, 2^260490744678 is an apocalyptic number.

260490744678 is an abundant number, since it is smaller than the sum of its proper divisors (260581561098).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

260490744678 is a wasteful number, since it uses less digits than its factorization.

260490744678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7568039.

The product of its (nonzero) digits is 16257024, while the sum is 57.

The spelling of 260490744678 in words is "two hundred sixty billion, four hundred ninety million, seven hundred forty-four thousand, six hundred seventy-eight".