13428329412 has 12 divisors (see below), whose sum is σ = 31332768656. Its totient is φ = 4476109800.

The previous prime is 13428329399. The next prime is 13428329423. The reversal of 13428329412 is 21492382431.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 559513714 + ... + 559513737.

Almost surely, 2^13428329412 is an apocalyptic number.

13428329412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13428329412 is an abundant number, since it is smaller than the sum of its proper divisors (17904439244).

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

13428329412 is a wasteful number, since it uses less digits than its factorization.

13428329412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1119027458 (or 1119027456 counting only the distinct ones).

The product of its digits is 82944, while the sum is 39.

The spelling of 13428329412 in words is "thirteen billion, four hundred twenty-eight million, three hundred twenty-nine thousand, four hundred twelve".