4640644082275 has 6 divisors (see below), whose sum is σ = 5754398662052. Its totient is φ = 3712515265800.

The previous prime is 4640644082219. The next prime is 4640644082279. The reversal of 4640644082275 is 5722804460464.

It is not a de Polignac number, because 4640644082275 - 2²¹ = 4640641985123 is a prime.

It is a super-3 number, since 3×4640644082275³ (a number of 39 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4640644082279) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 92812881621 + ... + 92812881670.

Almost surely, 2^{4640644082275} is an apocalyptic number.

4640644082275 is a deficient number, since it is larger than the sum of its proper divisors (1113754579777).

4640644082275 is a wasteful number, since it uses less digits than its factorization.

4640644082275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185625763301 (or 185625763296 counting only the distinct ones).

The product of its (nonzero) digits is 10321920, while the sum is 52.

The spelling of 4640644082275 in words is "four trillion, six hundred forty billion, six hundred forty-four million, eighty-two thousand, two hundred seventy-five".