403221142432 has 12 divisors (see below), whose sum is σ = 793841624226. Its totient is φ = 201610571200.

The previous prime is 403221142319. The next prime is 403221142433. The reversal of 403221142432 is 234241122304.

It can be written as a sum of positive squares in only one way, i.e., 333986903056 + 69234239376 = 577916^2 + 263124^2 .

It is a super-3 number, since 3×403221142432³ (a number of 36 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 403221142432.

It is not an unprimeable number, because it can be changed into a prime (403221142433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6300330319 + ... + 6300330382.

Almost surely, 2^403221142432 is an apocalyptic number.

It is an amenable number.

403221142432 is a deficient number, since it is larger than the sum of its proper divisors (390620481794).

403221142432 is a wasteful number, since it uses less digits than its factorization.

403221142432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12600660711 (or 12600660703 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 403221142432 its reverse (234241122304), we get a palindrome (637462264736).

The spelling of 403221142432 in words is "four hundred three billion, two hundred twenty-one million, one hundred forty-two thousand, four hundred thirty-two".