15009775832980 has 96 divisors (see below), whose sum is σ = 33692619098880. Its totient is φ = 5604324295680.

The previous prime is 15009775832969. The next prime is 15009775833053. The reversal of 15009775832980 is 8923857790051.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1699750 + ... + 5736610.

It is an arithmetic number, because the mean of its divisors is an integer number (350964782280).

Almost surely, 2^{15009775832980} is an apocalyptic number.

15009775832980 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 15009775832980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16846309549440).

15009775832980 is an abundant number, since it is smaller than the sum of its proper divisors (18682843265900).

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

15009775832980 is a wasteful number, since it uses less digits than its factorization.

15009775832980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4037089 (or 4037087 counting only the distinct ones).

The product of its (nonzero) digits is 38102400, while the sum is 64.

The spelling of 15009775832980 in words is "fifteen trillion, nine billion, seven hundred seventy-five million, eight hundred thirty-two thousand, nine hundred eighty".