15047651328 has 104 divisors (see below), whose sum is σ = 40480970448. Its totient is φ = 4971036672.

The previous prime is 15047651291. The next prime is 15047651329. The reversal of 15047651328 is 82315674051.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 15047651328.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15047651329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1383126 + ... + 1393962.

Almost surely, 2^15047651328 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 15047651328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20240485224).

15047651328 is an abundant number, since it is smaller than the sum of its proper divisors (25433319120).

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

15047651328 is a wasteful number, since it uses less digits than its factorization.

15047651328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10977 (or 10955 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 42.

The spelling of 15047651328 in words is "fifteen billion, forty-seven million, six hundred fifty-one thousand, three hundred twenty-eight".