40503328800 has 144 divisors (see below), whose sum is σ = 143823732192. Its totient is φ = 9818982400.

The previous prime is 40503328799. The next prime is 40503328807. The reversal of 40503328800 is 882330504.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (40503328807) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 740709 + ... + 793508.

It is an arithmetic number, because the mean of its divisors is an integer number (998775918).

Almost surely, 2^40503328800 is an apocalyptic number.

40503328800 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40503328800 is an abundant number, since it is smaller than the sum of its proper divisors (103320403392).

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

40503328800 is a wasteful number, since it uses less digits than its factorization.

40503328800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1534251 (or 1534238 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 33.

The spelling of 40503328800 in words is "forty billion, five hundred three million, three hundred twenty-eight thousand, eight hundred".