403204214040 has 64 divisors (see below), whose sum is σ = 1232435541600. Its totient is φ = 105492421632.

The previous prime is 403204213991. The next prime is 403204214053. The reversal of 403204214040 is 40412402304.

It is a happy number.

It is a super-2 number, since 2×403204214040² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 403204214040.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 31692085 + ... + 31704804.

Almost surely, 2^403204214040 is an apocalyptic number.

403204214040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

403204214040 is an abundant number, since it is smaller than the sum of its proper divisors (829231327560).

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

403204214040 is a wasteful number, since it uses less digits than its factorization.

403204214040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63396956 (or 63396952 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 403204214040 its reverse (40412402304), we get a palindrome (443616616344).

The spelling of 403204214040 in words is "four hundred three billion, two hundred four million, two hundred fourteen thousand, forty".