13724273481 has 8 divisors (see below), whose sum is σ = 18339074784. Its totient is φ = 9129493920.

The previous prime is 13724273473. The next prime is 13724273483. The reversal of 13724273481 is 18437242731.

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

It is not a de Polignac number, because 13724273481 - 2³ = 13724273473 is a prime.

It is a super-2 number, since 2×13724273481² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13724273483) 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, 5003835 + ... + 5006576.

It is an arithmetic number, because the mean of its divisors is an integer number (2292384348).

Almost surely, 2^13724273481 is an apocalyptic number.

It is an amenable number.

13724273481 is a deficient number, since it is larger than the sum of its proper divisors (4614801303).

13724273481 is a wasteful number, since it uses less digits than its factorization.

13724273481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10010871.

The product of its digits is 225792, while the sum is 42.

The spelling of 13724273481 in words is "thirteen billion, seven hundred twenty-four million, two hundred seventy-three thousand, four hundred eighty-one".