1528328252680 has 32 divisors (see below), whose sum is σ = 3438817804800. Its totient is φ = 611317214656.

The previous prime is 1528328252669. The next prime is 1528328252701. The reversal of 1528328252680 is 862528238251.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1413849 + ... + 2248471.

It is an arithmetic number, because the mean of its divisors is an integer number (107463056400).

Almost surely, 2^{1528328252680} is an apocalyptic number.

1528328252680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1528328252680 is an abundant number, since it is smaller than the sum of its proper divisors (1910489552120).

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

1528328252680 is a wasteful number, since it uses less digits than its factorization.

1528328252680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 880413 (or 880409 counting only the distinct ones).

The product of its (nonzero) digits is 3686400, while the sum is 52.

The spelling of 1528328252680 in words is "one trillion, five hundred twenty-eight billion, three hundred twenty-eight million, two hundred fifty-two thousand, six hundred eighty".