403230042040 has 64 divisors (see below), whose sum is σ = 1036936877760. Its totient is φ = 138242350080.

The previous prime is 403230042037. The next prime is 403230042043. The reversal of 403230042040 is 40240032304.

It is an interprime number because it is at equal distance from previous prime (403230042037) and next prime (403230042043).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (403230042043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6926494 + ... + 6984466.

It is an arithmetic number, because the mean of its divisors is an integer number (16202138715).

Almost surely, 2^403230042040 is an apocalyptic number.

403230042040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

403230042040 is an abundant number, since it is smaller than the sum of its proper divisors (633706835720).

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

403230042040 is a wasteful number, since it uses less digits than its factorization.

403230042040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82832 (or 82828 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 22.

Adding to 403230042040 its reverse (40240032304), we get a palindrome (443470074344).

The spelling of 403230042040 in words is "four hundred three billion, two hundred thirty million, forty-two thousand, forty".