403230400402 has 16 divisors (see below), whose sum is σ = 614933775000. Its totient is φ = 198279270400.

The previous prime is 403230400367. The next prime is 403230400409. The reversal of 403230400402 is 204004032304.

It can be written as a sum of positive squares in 4 ways, for example, as 284996890201 + 118233510201 = 533851^2 + 343851^2 .

It is not an unprimeable number, because it can be changed into a prime (403230400409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6668527 + ... + 6728722.

Almost surely, 2^403230400402 is an apocalyptic number.

403230400402 is a deficient number, since it is larger than the sum of its proper divisors (211703374598).

403230400402 is a wasteful number, since it uses less digits than its factorization.

403230400402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13397501.

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

Adding to 403230400402 its reverse (204004032304), we get a palindrome (607234432706).

The spelling of 403230400402 in words is "four hundred three billion, two hundred thirty million, four hundred thousand, four hundred two".