2340656645 has 64 divisors (see below), whose sum is σ = 3219264000. Its totient is φ = 1623121920.

The previous prime is 2340656639. The next prime is 2340656651. The reversal of 2340656645 is 5466560432.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2340656639) and next prime (2340656651).

It is not a de Polignac number, because 2340656645 - 2⁸ = 2340656389 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 15709031 + ... + 15709179.

It is an arithmetic number, because the mean of its divisors is an integer number (50301000).

Almost surely, 2^2340656645 is an apocalyptic number.

It is an amenable number.

2340656645 is a deficient number, since it is larger than the sum of its proper divisors (878607355).

2340656645 is a wasteful number, since it uses less digits than its factorization.

2340656645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398.

The product of its (nonzero) digits is 518400, while the sum is 41.

The square root of 2340656645 is about 48380.3332460619. Note that the first 3 decimals coincide. The cubic root of 2340656645 is about 1327.7385666011.

The spelling of 2340656645 in words is "two billion, three hundred forty million, six hundred fifty-six thousand, six hundred forty-five".