12319355436 has 24 divisors (see below), whose sum is σ = 29068144560. Its totient is φ = 4060311552.

The previous prime is 12319355429. The next prime is 12319355471. The reversal of 12319355436 is 63455391321.

12319355436 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5766421 + ... + 5768556.

It is an arithmetic number, because the mean of its divisors is an integer number (1211172690).

Almost surely, 2^12319355436 is an apocalyptic number.

It is an amenable number.

12319355436 is an abundant number, since it is smaller than the sum of its proper divisors (16748789124).

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

12319355436 is a wasteful number, since it uses less digits than its factorization.

12319355436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11535073 (or 11535071 counting only the distinct ones).

The product of its digits is 291600, while the sum is 42.

The spelling of 12319355436 in words is "twelve billion, three hundred nineteen million, three hundred fifty-five thousand, four hundred thirty-six".