13732823731 has 6 divisors (see below), whose sum is σ = 15094756796. Its totient is φ = 12484385100.

The previous prime is 13732823707. The next prime is 13732823747.

It is a happy number.

13732823731 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 13732823731 - 2⁷ = 13732823603 is a prime.

It is a super-2 number, since 2×13732823731² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13732823701) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 56747085 + ... + 56747326.

Almost surely, 2^13732823731 is an apocalyptic number.

13732823731 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

13732823731 is a deficient number, since it is larger than the sum of its proper divisors (1361933065).

13732823731 is a wasteful number, since it uses less digits than its factorization.

13732823731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113494433 (or 113494422 counting only the distinct ones).

The product of its digits is 127008, while the sum is 40.

The spelling of 13732823731 in words is "thirteen billion, seven hundred thirty-two million, eight hundred twenty-three thousand, seven hundred thirty-one".