4640630716560 has 40 divisors (see below), whose sum is σ = 14385955222080. Its totient is φ = 1237501524352.

The previous prime is 4640630716559. The next prime is 4640630716571. The reversal of 4640630716560 is 656170360464.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9667980420 + ... + 9667980899.

It is an arithmetic number, because the mean of its divisors is an integer number (359648880552).

Almost surely, 2^{4640630716560} is an apocalyptic number.

4640630716560 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4640630716560 is an abundant number, since it is smaller than the sum of its proper divisors (9745324505520).

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

4640630716560 is a wasteful number, since it uses less digits than its factorization.

4640630716560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19335961335 (or 19335961329 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 48.

The spelling of 4640630716560 in words is "four trillion, six hundred forty billion, six hundred thirty million, seven hundred sixteen thousand, five hundred sixty".