403042134040 has 64 divisors (see below), whose sum is σ = 1116116688960. Its totient is φ = 127556190720.

The previous prime is 403042134029. The next prime is 403042134071. The reversal of 403042134040 is 40431240304.

It is a junction number, because it is equal to n+sod(n) for n = 403042133996 and 403042134014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55359291 + ... + 55366570.

It is an arithmetic number, because the mean of its divisors is an integer number (17439323265).

Almost surely, 2^403042134040 is an apocalyptic number.

403042134040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

403042134040 is an abundant number, since it is smaller than the sum of its proper divisors (713074554920).

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

403042134040 is a wasteful number, since it uses less digits than its factorization.

403042134040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110725892 (or 110725888 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 403042134040 its reverse (40431240304), we get a palindrome (443473374344).

The spelling of 403042134040 in words is "four hundred three billion, forty-two million, one hundred thirty-four thousand, forty".