528378583040 has 384 divisors, whose sum is σ = 1673653363200. Its totient is φ = 154997882880.

The previous prime is 528378583009. The next prime is 528378583097. The reversal of 528378583040 is 40385873825.

It is a happy number.

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, 13384451 + ... + 13423869.

It is an arithmetic number, because the mean of its divisors is an integer number (4358472300).

Almost surely, 2^528378583040 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 528378583040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (836826681600).

528378583040 is an abundant number, since it is smaller than the sum of its proper divisors (1145274780160).

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

528378583040 is a wasteful number, since it uses less digits than its factorization.

528378583040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39481 (or 39461 counting only the distinct ones).

The product of its (nonzero) digits is 6451200, while the sum is 53.

The spelling of 528378583040 in words is "five hundred twenty-eight billion, three hundred seventy-eight million, five hundred eighty-three thousand, forty".