260808080776 has 32 divisors (see below), whose sum is σ = 518432820480. Its totient is φ = 122786712000.

The previous prime is 260808080773. The next prime is 260808080777. The reversal of 260808080776 is 677080808062.

It is a Smith number, since the sum of its digits (52) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (260808080773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14202250 + ... + 14220601.

It is an arithmetic number, because the mean of its divisors is an integer number (16201025640).

Almost surely, 2^260808080776 is an apocalyptic number.

It is an amenable number.

260808080776 is a deficient number, since it is larger than the sum of its proper divisors (257624739704).

260808080776 is a wasteful number, since it uses less digits than its factorization.

260808080776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28422925 (or 28422921 counting only the distinct ones).

The product of its (nonzero) digits is 1806336, while the sum is 52.

The spelling of 260808080776 in words is "two hundred sixty billion, eight hundred eight million, eighty thousand, seven hundred seventy-six".