15330798648 has 192 divisors, whose sum is σ = 46277038080. Its totient is φ = 4545849600.

The previous prime is 15330798631. The next prime is 15330798653. The reversal of 15330798648 is 84689703351.

It is a junction number, because it is equal to n+sod(n) for n = 15330798594 and 15330798603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10772865 + ... + 10774287.

It is an arithmetic number, because the mean of its divisors is an integer number (241026240).

Almost surely, 2^15330798648 is an apocalyptic number.

15330798648 is a gapful number since it is divisible by the number (18) 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 15330798648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23138519040).

15330798648 is an abundant number, since it is smaller than the sum of its proper divisors (30946239432).

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

15330798648 is a wasteful number, since it uses less digits than its factorization.

15330798648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1730 (or 1723 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 54.

The spelling of 15330798648 in words is "fifteen billion, three hundred thirty million, seven hundred ninety-eight thousand, six hundred forty-eight".