15488772000 has 384 divisors, whose sum is σ = 55939403520. Its totient is φ = 3722342400.

The previous prime is 15488771989. The next prime is 15488772059. The reversal of 15488772000 is 27788451.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6706846 + ... + 6709154.

It is an arithmetic number, because the mean of its divisors is an integer number (145675530).

Almost surely, 2^15488772000 is an apocalyptic number.

15488772000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 15488772000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27969701760).

15488772000 is an abundant number, since it is smaller than the sum of its proper divisors (40450631520).

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

15488772000 is a wasteful number, since it uses less digits than its factorization.

15488772000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2393 (or 2375 counting only the distinct ones).

The product of its (nonzero) digits is 125440, while the sum is 42.

The spelling of 15488772000 in words is "fifteen billion, four hundred eighty-eight million, seven hundred seventy-two thousand".