260536080 has 80 divisors (see below), whose sum is σ = 923048064. Its totient is φ = 59550720.

The previous prime is 260536079. The next prime is 260536093. The reversal of 260536080 is 80635062.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a nialpdrome in base 16.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75861 + ... + 79220.

Almost surely, 2^260536080 is an apocalyptic number.

260536080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

260536080 is an abundant number, since it is smaller than the sum of its proper divisors (662511984).

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

260536080 is a wasteful number, since it uses less digits than its factorization.

260536080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155104 (or 155098 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 260536080 is about 16141.1300719621. The cubic root of 260536080 is about 638.6887868137.

The spelling of 260536080 in words is "two hundred sixty million, five hundred thirty-six thousand, eighty".