2606128317 has 32 divisors (see below), whose sum is σ = 4176211200. Its totient is φ = 1596718656.

The previous prime is 2606128307. The next prime is 2606128361. The reversal of 2606128317 is 7138216062.

2606128317 is a `hidden beast` number, since 2 + 6 + 0 + 612 + 8 + 31 + 7 = 666.

It is not a de Polignac number, because 2606128317 - 2⁶ = 2606128253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2606128307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 64168 + ... + 96590.

It is an arithmetic number, because the mean of its divisors is an integer number (130506600).

Almost surely, 2^2606128317 is an apocalyptic number.

2606128317 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

2606128317 is a deficient number, since it is larger than the sum of its proper divisors (1570082883).

2606128317 is a wasteful number, since it uses less digits than its factorization.

2606128317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32674 (or 32668 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 2606128317 is about 51050.2528593150. The cubic root of 2606128317 is about 1376.1483857591.

The spelling of 2606128317 in words is "two billion, six hundred six million, one hundred twenty-eight thousand, three hundred seventeen".