15306315212 has 6 divisors (see below), whose sum is σ = 26786051628. Its totient is φ = 7653157604.

The previous prime is 15306315197. The next prime is 15306315247. The reversal of 15306315212 is 21251360351.

15306315212 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 as a sum of consecutive naturals, namely, 1913289398 + ... + 1913289405.

It is an arithmetic number, because the mean of its divisors is an integer number (4464341938).

Almost surely, 2^15306315212 is an apocalyptic number.

It is an amenable number.

15306315212 is a deficient number, since it is larger than the sum of its proper divisors (11479736416).

15306315212 is a wasteful number, since it uses less digits than its factorization.

15306315212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3826578807 (or 3826578805 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 29.

Adding to 15306315212 its reverse (21251360351), we get a palindrome (36557675563).

The spelling of 15306315212 in words is "fifteen billion, three hundred six million, three hundred fifteen thousand, two hundred twelve".