13276434612 has 96 divisors (see below), whose sum is σ = 35765856000. Its totient is φ = 3754662912.

The previous prime is 13276434583. The next prime is 13276434617. The reversal of 13276434612 is 21643467231.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13276434617) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3915814 + ... + 3919202.

It is an arithmetic number, because the mean of its divisors is an integer number (372561000).

Almost surely, 2^13276434612 is an apocalyptic number.

13276434612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13276434612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17882928000).

13276434612 is an abundant number, since it is smaller than the sum of its proper divisors (22489421388).

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

13276434612 is a wasteful number, since it uses less digits than its factorization.

13276434612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3865 (or 3863 counting only the distinct ones).

The product of its digits is 145152, while the sum is 39.

The spelling of 13276434612 in words is "thirteen billion, two hundred seventy-six million, four hundred thirty-four thousand, six hundred twelve".