2645605353 has 8 divisors (see below), whose sum is σ = 3713130400. Its totient is φ = 1670908608.

The previous prime is 2645605343. The next prime is 2645605363. The reversal of 2645605353 is 3535065462.

It is an interprime number because it is at equal distance from previous prime (2645605343) and next prime (2645605363).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2645605353 - 2⁵ = 2645605321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2645605343) 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 7 ways as a sum of consecutive naturals, for example, 23207008 + ... + 23207121.

It is an arithmetic number, because the mean of its divisors is an integer number (464141300).

Almost surely, 2^2645605353 is an apocalyptic number.

It is an amenable number.

2645605353 is a deficient number, since it is larger than the sum of its proper divisors (1067525047).

2645605353 is a wasteful number, since it uses less digits than its factorization.

2645605353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46414151.

The product of its (nonzero) digits is 324000, while the sum is 39.

The square root of 2645605353 is about 51435.4484086607. The cubic root of 2645605353 is about 1383.0621202208.

The spelling of 2645605353 in words is "two billion, six hundred forty-five million, six hundred five thousand, three hundred fifty-three".