2606849688 has 64 divisors (see below), whose sum is σ = 6571445760. Its totient is φ = 861741056.

The previous prime is 2606849671. The next prime is 2606849699. The reversal of 2606849688 is 8869486062.

2606849688 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 1621381 + ... + 1622987.

It is an arithmetic number, because the mean of its divisors is an integer number (102678840).

Almost surely, 2^2606849688 is an apocalyptic number.

It is an amenable number.

2606849688 is an abundant number, since it is smaller than the sum of its proper divisors (3964596072).

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

2606849688 is a wasteful number, since it uses less digits than its factorization.

2606849688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2136 (or 2132 counting only the distinct ones).

The product of its (nonzero) digits is 7962624, while the sum is 57.

The square root of 2606849688 is about 51057.3176733757. The cubic root of 2606849688 is about 1376.2753457341.

The spelling of 2606849688 in words is "two billion, six hundred six million, eight hundred forty-nine thousand, six hundred eighty-eight".