32528063490 has 128 divisors (see below), whose sum is σ = 89216225280. Its totient is φ = 7528849152.

The previous prime is 32528063453. The next prime is 32528063507. The reversal of 32528063490 is 9436082523.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 498499 + ... + 559961.

It is an arithmetic number, because the mean of its divisors is an integer number (697001760).

Almost surely, 2^32528063490 is an apocalyptic number.

32528063490 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 32528063490, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44608112640).

32528063490 is an abundant number, since it is smaller than the sum of its proper divisors (56688161790).

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

32528063490 is a wasteful number, since it uses less digits than its factorization.

32528063490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61568.

The product of its (nonzero) digits is 311040, while the sum is 42.

The spelling of 32528063490 in words is "thirty-two billion, five hundred twenty-eight million, sixty-three thousand, four hundred ninety".