4640040462241 has 4 divisors (see below), whose sum is σ = 4640045206932. Its totient is φ = 4640035717552.

The previous prime is 4640040462229. The next prime is 4640040462263. The reversal of 4640040462241 is 1422640400464.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 2676970461025 + 1963070001216 = 1636145^2 + 1401096^2 .

It is a cyclic number.

It is not a de Polignac number, because 4640040462241 - 2⁵ = 4640040462209 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4640040462241.

It is not an unprimeable number, because it can be changed into a prime (4640040462041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 304786 + ... + 3061531.

It is an arithmetic number, because the mean of its divisors is an integer number (1160011301733).

Almost surely, 2^{4640040462241} is an apocalyptic number.

It is an amenable number.

4640040462241 is a deficient number, since it is larger than the sum of its proper divisors (4744691).

4640040462241 is a wasteful number, since it uses less digits than its factorization.

4640040462241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4744690.

The product of its (nonzero) digits is 147456, while the sum is 37.

The spelling of 4640040462241 in words is "four trillion, six hundred forty billion, forty million, four hundred sixty-two thousand, two hundred forty-one".