432404302421 has 32 divisors (see below), whose sum is σ = 533177089536. Its totient is φ = 341488224000.

The previous prime is 432404302339. The next prime is 432404302459. The reversal of 432404302421 is 124203404234.

It is not a de Polignac number, because 432404302421 - 2¹⁴ = 432404286037 is a prime.

It is a super-2 number, since 2×432404302421² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (432404352421) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 187105856 + ... + 187108166.

It is an arithmetic number, because the mean of its divisors is an integer number (16661784048).

Almost surely, 2^432404302421 is an apocalyptic number.

It is an amenable number.

432404302421 is a deficient number, since it is larger than the sum of its proper divisors (100772787115).

432404302421 is a wasteful number, since it uses less digits than its factorization.

432404302421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5253.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 432404302421 its reverse (124203404234), we get a palindrome (556607706655).

The spelling of 432404302421 in words is "four hundred thirty-two billion, four hundred four million, three hundred two thousand, four hundred twenty-one".