15327881312 has 48 divisors (see below), whose sum is σ = 30352244832. Its totient is φ = 7619512320.

The previous prime is 15327881281. The next prime is 15327881353. The reversal of 15327881312 is 21318872351.

It is a self number, because there is not a number n which added to its sum of digits gives 15327881312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4307438 + ... + 4310994.

It is an arithmetic number, because the mean of its divisors is an integer number (632338434).

Almost surely, 2^15327881312 is an apocalyptic number.

It is an amenable number.

15327881312 is a deficient number, since it is larger than the sum of its proper divisors (15024363520).

15327881312 is a wasteful number, since it uses less digits than its factorization.

15327881312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4311 (or 4303 counting only the distinct ones).

The product of its digits is 80640, while the sum is 41.

The spelling of 15327881312 in words is "fifteen billion, three hundred twenty-seven million, eight hundred eighty-one thousand, three hundred twelve".