13434243012 has 60 divisors (see below), whose sum is σ = 35695551276. Its totient is φ = 4404663360.

The previous prime is 13434242993. The next prime is 13434243139. The reversal of 13434243012 is 21034243431.

13434243012 is a `hidden beast` number, since 13 + 4 + 342 + 4 + 301 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 6252697476 + 7181545536 = 79074^2 + 84744^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 320103 + ... + 359630.

Almost surely, 2^13434243012 is an apocalyptic number.

13434243012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13434243012 is an abundant number, since it is smaller than the sum of its proper divisors (22261308264).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13434243012 is a wasteful number, since it uses less digits than its factorization.

13434243012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 679810 (or 679799 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 13434243012 its reverse (21034243431), we get a palindrome (34468486443).

The spelling of 13434243012 in words is "thirteen billion, four hundred thirty-four million, two hundred forty-three thousand, twelve".