4640466044020 has 24 divisors (see below), whose sum is σ = 9758094441984. Its totient is φ = 1853688179616.

The previous prime is 4640466043999. The next prime is 4640466044041. The reversal of 4640466044020 is 204406640464.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (4640466043999) and next prime (4640466044041).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 156124644 + ... + 156154363.

It is an arithmetic number, because the mean of its divisors is an integer number (406587268416).

Almost surely, 2^{4640466044020} is an apocalyptic number.

It is an amenable number.

4640466044020 is an abundant number, since it is smaller than the sum of its proper divisors (5117628397964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4640466044020 is a wasteful number, since it uses less digits than its factorization.

4640466044020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312279759 (or 312279757 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 40.

The spelling of 4640466044020 in words is "four trillion, six hundred forty billion, four hundred sixty-six million, forty-four thousand, twenty".