4663515603457 has 6 divisors (see below), whose sum is σ = 4709232045762. Its totient is φ = 4618238742432.

The previous prime is 4663515603431. The next prime is 4663515603469. The reversal of 4663515603457 is 7543065153664.

It can be written as a sum of positive squares in only one way, i.e., 4586347763776 + 77167839681 = 2141576^2 + 277791^2 .

It is a de Polignac number, because none of the positive numbers 2^k-4663515603457 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4663515603398 and 4663515603407.

It is not an unprimeable number, because it can be changed into a prime (4663515603497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 219779928 + ... + 219801145.

It is an arithmetic number, because the mean of its divisors is an integer number (784872007627).

Almost surely, 2^{4663515603457} is an apocalyptic number.

It is an amenable number.

4663515603457 is a deficient number, since it is larger than the sum of its proper divisors (45716442305).

4663515603457 is an equidigital number, since it uses as much as digits as its factorization.

4663515603457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 439581279 (or 439581176 counting only the distinct ones).

The product of its (nonzero) digits is 27216000, while the sum is 55.

The spelling of 4663515603457 in words is "four trillion, six hundred sixty-three billion, five hundred fifteen million, six hundred three thousand, four hundred fifty-seven".