4728167681654 has 24 divisors (see below), whose sum is σ = 7416348807000. Its totient is φ = 2260586436768.

The previous prime is 4728167681623. The next prime is 4728167681663. The reversal of 4728167681654 is 4561867618274.

It is a happy number.

It is a super-2 number, since 2×4728167681654² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2670722 + ... + 4072970.

It is an arithmetic number, because the mean of its divisors is an integer number (309014533625).

Almost surely, 2^{4728167681654} is an apocalyptic number.

4728167681654 is a deficient number, since it is larger than the sum of its proper divisors (2688181125346).

4728167681654 is a wasteful number, since it uses less digits than its factorization.

4728167681654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1405484 (or 1405461 counting only the distinct ones).

The product of its digits is 108380160, while the sum is 65.

The spelling of 4728167681654 in words is "four trillion, seven hundred twenty-eight billion, one hundred sixty-seven million, six hundred eighty-one thousand, six hundred fifty-four".