12434877396 has 72 divisors (see below), whose sum is σ = 31760568840. Its totient is φ = 4101808896.

The previous prime is 12434877391. The next prime is 12434877457. The reversal of 12434877396 is 69377843421.

12434877396 is a `hidden beast` number, since 1 + 2 + 4 + 3 + 487 + 73 + 96 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 105884100 + 12328993296 = 10290^2 + 111036^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12434877391) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4381690 + ... + 4384526.

Almost surely, 2^12434877396 is an apocalyptic number.

It is an amenable number.

12434877396 is an abundant number, since it is smaller than the sum of its proper divisors (19325691444).

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

12434877396 is a wasteful number, since it uses less digits than its factorization.

12434877396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4073 (or 4068 counting only the distinct ones).

The product of its digits is 6096384, while the sum is 54.

The spelling of 12434877396 in words is "twelve billion, four hundred thirty-four million, eight hundred seventy-seven thousand, three hundred ninety-six".