4721266421333 has 64 divisors (see below), whose sum is σ = 5944687165440. Its totient is φ = 3642618470400.

The previous prime is 4721266421299. The next prime is 4721266421381. The reversal of 4721266421333 is 3331246621274.

It is not a de Polignac number, because 4721266421333 - 2⁶ = 4721266421269 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4721266421033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4094766485 + ... + 4094767637.

It is an arithmetic number, because the mean of its divisors is an integer number (92885736960).

Almost surely, 2^{4721266421333} is an apocalyptic number.

It is an amenable number.

4721266421333 is a deficient number, since it is larger than the sum of its proper divisors (1223420744107).

4721266421333 is a wasteful number, since it uses less digits than its factorization.

4721266421333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2418.

The product of its digits is 870912, while the sum is 44.

The spelling of 4721266421333 in words is "four trillion, seven hundred twenty-one billion, two hundred sixty-six million, four hundred twenty-one thousand, three hundred thirty-three".