4748663129921 has 8 divisors (see below), whose sum is σ = 4849835689344. Its totient is φ = 4647496286160.

The previous prime is 4748663129897. The next prime is 4748663129929. The reversal of 4748663129921 is 1299213668474.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4748663129921 - 2³⁰ = 4747589388097 is a prime.

It is a super-2 number, since 2×4748663129921² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4748663129929) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 271751 + ... + 3093731.

It is an arithmetic number, because the mean of its divisors is an integer number (606229461168).

Almost surely, 2^{4748663129921} is an apocalyptic number.

It is an amenable number.

4748663129921 is a deficient number, since it is larger than the sum of its proper divisors (101172559423).

4748663129921 is a wasteful number, since it uses less digits than its factorization.

4748663129921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2857831.

The product of its digits is 31352832, while the sum is 62.

The spelling of 4748663129921 in words is "four trillion, seven hundred forty-eight billion, six hundred sixty-three million, one hundred twenty-nine thousand, nine hundred twenty-one".