40503584528 has 120 divisors (see below), whose sum is σ = 88166232000. Its totient is φ = 18005827840.

The previous prime is 40503584507. The next prime is 40503584551. The reversal of 40503584528 is 82548530504.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 61461863 + ... + 61462521.

It is an arithmetic number, because the mean of its divisors is an integer number (734718600).

Almost surely, 2^40503584528 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 40503584528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44083116000).

40503584528 is an abundant number, since it is smaller than the sum of its proper divisors (47662647472).

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

40503584528 is a wasteful number, since it uses less digits than its factorization.

40503584528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1341 (or 1324 counting only the distinct ones).

The product of its (nonzero) digits is 768000, while the sum is 44.

The spelling of 40503584528 in words is "forty billion, five hundred three million, five hundred eighty-four thousand, five hundred twenty-eight".