403325425040 has 160 divisors (see below), whose sum is σ = 970132764672. Its totient is φ = 155866880000.

The previous prime is 403325425007. The next prime is 403325425043. The reversal of 403325425040 is 40524523304.

It is a junction number, because it is equal to n+sod(n) for n = 403325424988 and 403325425006.

It is not an unprimeable number, because it can be changed into a prime (403325425043) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 81791375 + ... + 81796305.

Almost surely, 2^403325425040 is an apocalyptic number.

403325425040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 403325425040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (485066382336).

403325425040 is an abundant number, since it is smaller than the sum of its proper divisors (566807339632).

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

403325425040 is a wasteful number, since it uses less digits than its factorization.

403325425040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5289 (or 5283 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 32.

Adding to 403325425040 its reverse (40524523304), we get a palindrome (443849948344).

The spelling of 403325425040 in words is "four hundred three billion, three hundred twenty-five million, four hundred twenty-five thousand, forty".