4676142428721 has 15 divisors (see below), whose sum is σ = 6985377639273. Its totient is φ = 3117415311180.

The previous prime is 4676142428689. The next prime is 4676142428729. The reversal of 4676142428721 is 1278242416764.

The square root of 4676142428721 is 2162439.

It is a perfect power (a square), and thus also a powerful number.

4676142428721 is a `hidden beast` number, since 4 + 6 + 7 + 6 + 142 + 428 + 72 + 1 = 666.

It is not a de Polignac number, because 4676142428721 - 2⁵ = 4676142428689 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4676142428729) by changing a digit.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 19341816 + ... + 19582086.

Almost surely, 2^{4676142428721} is an apocalyptic number.

4676142428721 is the 2162439-th square number.

4676142428721 is the 1081220-th centered octagonal number.

It is an amenable number.

4676142428721 is a deficient number, since it is larger than the sum of its proper divisors (2309235210552).

4676142428721 is an frugal number, since it uses more digits than its factorization.

4676142428721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480554 (or 240274 counting only the distinct ones).

The product of its digits is 7225344, while the sum is 54.

The spelling of 4676142428721 in words is "four trillion, six hundred seventy-six billion, one hundred forty-two million, four hundred twenty-eight thousand, seven hundred twenty-one".