4663143506686 has 48 divisors (see below), whose sum is σ = 8207458657776. Its totient is φ = 1981171954944.

The previous prime is 4663143506653. The next prime is 4663143506713. The reversal of 4663143506686 is 6866053413664.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 4663143506686.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6312165 + ... + 7012111.

It is an arithmetic number, because the mean of its divisors is an integer number (170988722037).

Almost surely, 2^{4663143506686} is an apocalyptic number.

4663143506686 is a deficient number, since it is larger than the sum of its proper divisors (3544315151090).

4663143506686 is a wasteful number, since it uses less digits than its factorization.

4663143506686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700553 (or 700546 counting only the distinct ones).

The product of its (nonzero) digits is 44789760, while the sum is 58.

The spelling of 4663143506686 in words is "four trillion, six hundred sixty-three billion, one hundred forty-three million, five hundred six thousand, six hundred eighty-six".