13432993936 has 10 divisors (see below), whose sum is σ = 26026425782. Its totient is φ = 6716496960.

The previous prime is 13432993933. The next prime is 13432993957. The reversal of 13432993936 is 63939923431.

It can be written as a sum of positive squares in only one way, i.e., 11977113600 + 1455880336 = 109440^2 + 38156^2 .

It is a super-2 number, since 2×13432993936² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13432993933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 419781045 + ... + 419781076.

Almost surely, 2^13432993936 is an apocalyptic number.

13432993936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13432993936 is a deficient number, since it is larger than the sum of its proper divisors (12593431846).

13432993936 is an equidigital number, since it uses as much as digits as its factorization.

13432993936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 839562129 (or 839562123 counting only the distinct ones).

The product of its digits is 2834352, while the sum is 52.

The spelling of 13432993936 in words is "thirteen billion, four hundred thirty-two million, nine hundred ninety-three thousand, nine hundred thirty-six".