2606872560 has 40 divisors (see below), whose sum is σ = 8081305680. Its totient is φ = 695165952.

The previous prime is 2606872517. The next prime is 2606872589. The reversal of 2606872560 is 652786062.

It is a tau number, because it is divible by the number of its divisors (40).

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, 5430745 + ... + 5431224.

It is an arithmetic number, because the mean of its divisors is an integer number (202032642).

Almost surely, 2^2606872560 is an apocalyptic number.

2606872560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2606872560 is an abundant number, since it is smaller than the sum of its proper divisors (5474433120).

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

2606872560 is a wasteful number, since it uses less digits than its factorization.

2606872560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10861985 (or 10861979 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 42.

The square root of 2606872560 is about 51057.5416564488. The cubic root of 2606872560 is about 1376.2793707811.

The spelling of 2606872560 in words is "two billion, six hundred six million, eight hundred seventy-two thousand, five hundred sixty".