15445355012 has 12 divisors (see below), whose sum is σ = 27103023360. Its totient is φ = 7701634056.

The previous prime is 15445355011. The next prime is 15445355027. The reversal of 15445355012 is 21055354451.

It is not an unprimeable number, because it can be changed into a prime (15445355011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5259212 + ... + 5262147.

It is an arithmetic number, because the mean of its divisors is an integer number (2258585280).

Almost surely, 2^15445355012 is an apocalyptic number.

It is an amenable number.

15445355012 is a deficient number, since it is larger than the sum of its proper divisors (11657668348).

15445355012 is a wasteful number, since it uses less digits than its factorization.

15445355012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10521730 (or 10521728 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 35.

The spelling of 15445355012 in words is "fifteen billion, four hundred forty-five million, three hundred fifty-five thousand, twelve".