40325344000 has 72 divisors (see below), whose sum is σ = 100455552288. Its totient is φ = 16130124800.

The previous prime is 40325343977. The next prime is 40325344009. The reversal of 40325344000 is 44352304.

It is a super-2 number, since 2×40325344000² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (40325344009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 598084 + ... + 662083.

It is an arithmetic number, because the mean of its divisors is an integer number (1395216004).

Almost surely, 2^40325344000 is an apocalyptic number.

40325344000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40325344000 is an abundant number, since it is smaller than the sum of its proper divisors (60130208288).

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

40325344000 is an equidigital number, since it uses as much as digits as its factorization.

40325344000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1260198 (or 1260174 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 25.

Adding to 40325344000 its reverse (44352304), we get a palindrome (40369696304).

The spelling of 40325344000 in words is "forty billion, three hundred twenty-five million, three hundred forty-four thousand".