2645673041 has 16 divisors (see below), whose sum is σ = 2913019200. Its totient is φ = 2382873600.

The previous prime is 2645673013. The next prime is 2645673047. The reversal of 2645673041 is 1403765462.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2645673041 - 2⁶ = 2645672977 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2645672986 and 2645673004.

It is not an unprimeable number, because it can be changed into a prime (2645673047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 868481 + ... + 871521.

It is an arithmetic number, because the mean of its divisors is an integer number (182063700).

Almost surely, 2^2645673041 is an apocalyptic number.

It is an amenable number.

2645673041 is a deficient number, since it is larger than the sum of its proper divisors (267346159).

2645673041 is a wasteful number, since it uses less digits than its factorization.

2645673041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3760.

The product of its (nonzero) digits is 120960, while the sum is 38.

The square root of 2645673041 is about 51436.1063942441. The cubic root of 2645673041 is about 1383.0739153676.

The spelling of 2645673041 in words is "two billion, six hundred forty-five million, six hundred seventy-three thousand, forty-one".