13721372333 has 12 divisors (see below), whose sum is σ = 14615183220. Its totient is φ = 12879508992.

The previous prime is 13721372309. The next prime is 13721372341. The reversal of 13721372333 is 33327312731.

It can be written as a sum of positive squares in 6 ways, for example, as 130942249 + 13590430084 = 11443^2 + 116578^2 .

It is not a de Polignac number, because 13721372333 - 2²² = 13717178029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13721372293 and 13721372302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13721372363) 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 11 ways as a sum of consecutive naturals, for example, 44153 + ... + 171441.

It is an arithmetic number, because the mean of its divisors is an integer number (1217931935).

Almost surely, 2^13721372333 is an apocalyptic number.

It is an amenable number.

13721372333 is a deficient number, since it is larger than the sum of its proper divisors (893810887).

13721372333 is a wasteful number, since it uses less digits than its factorization.

13721372333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127696 (or 127679 counting only the distinct ones).

The product of its digits is 47628, while the sum is 35.

The spelling of 13721372333 in words is "thirteen billion, seven hundred twenty-one million, three hundred seventy-two thousand, three hundred thirty-three".