15243672072 has 16 divisors (see below), whose sum is σ = 38109180240. Its totient is φ = 5081224016.

The previous prime is 15243672053. The next prime is 15243672091. The reversal of 15243672072 is 27027634251.

15243672072 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (15243672053) and next prime (15243672091).

It is a self number, because there is not a number n which added to its sum of digits gives 15243672072.

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 3 ways as a sum of consecutive naturals, for example, 317576478 + ... + 317576525.

It is an arithmetic number, because the mean of its divisors is an integer number (2381823765).

Almost surely, 2^15243672072 is an apocalyptic number.

15243672072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

15243672072 is an abundant number, since it is smaller than the sum of its proper divisors (22865508168).

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

15243672072 is a wasteful number, since it uses less digits than its factorization.

15243672072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 635153012 (or 635153008 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 39.

The spelling of 15243672072 in words is "fifteen billion, two hundred forty-three million, six hundred seventy-two thousand, seventy-two".