15045205012 has 12 divisors (see below), whose sum is σ = 26342426880. Its totient is φ = 7518797336.

The previous prime is 15045204997. The next prime is 15045205013. The reversal of 15045205012 is 21050254051.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15045205013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 942388 + ... + 958219.

It is an arithmetic number, because the mean of its divisors is an integer number (2195202240).

Almost surely, 2^15045205012 is an apocalyptic number.

It is an amenable number.

15045205012 is a deficient number, since it is larger than the sum of its proper divisors (11297221868).

15045205012 is a wasteful number, since it uses less digits than its factorization.

15045205012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1902590 (or 1902588 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 25.

Adding to 15045205012 its reverse (21050254051), we get a palindrome (36095459063).

The spelling of 15045205012 in words is "fifteen billion, forty-five million, two hundred five thousand, twelve".