4686688630644 has 12 divisors (see below), whose sum is σ = 10935606804864. Its totient is φ = 1562229543544.

The previous prime is 4686688630609. The next prime is 4686688630691. The reversal of 4686688630644 is 4460368866864.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 195278692932 + ... + 195278692955.

It is an arithmetic number, because the mean of its divisors is an integer number (911300567072).

Almost surely, 2^{4686688630644} is an apocalyptic number.

It is an amenable number.

4686688630644 is an abundant number, since it is smaller than the sum of its proper divisors (6248918174220).

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

4686688630644 is a wasteful number, since it uses less digits than its factorization.

4686688630644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390557385894 (or 390557385892 counting only the distinct ones).

The product of its (nonzero) digits is 764411904, while the sum is 69.

The spelling of 4686688630644 in words is "four trillion, six hundred eighty-six billion, six hundred eighty-eight million, six hundred thirty thousand, six hundred forty-four".