432432420021451 has 8 divisors (see below), whose sum is σ = 436647866919264. Its totient is φ = 428217301467840.

The previous prime is 432432420021403. The next prime is 432432420021491. The reversal of 432432420021451 is 154120024234234.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 432432420021451 - 2¹⁵ = 432432419988683 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 432432420021451.

It is not an unprimeable number, because it can be changed into a prime (432432420021491) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79438780 + ... + 84707641.

It is an arithmetic number, because the mean of its divisors is an integer number (54580983364908).

Almost surely, 2^{432432420021451} is an apocalyptic number.

432432420021451 is a deficient number, since it is larger than the sum of its proper divisors (4215446897813).

432432420021451 is a wasteful number, since it uses less digits than its factorization.

432432420021451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164172101.

The product of its (nonzero) digits is 184320, while the sum is 37.

Adding to 432432420021451 its reverse (154120024234234), we get a palindrome (586552444255685).

The spelling of 432432420021451 in words is "four hundred thirty-two trillion, four hundred thirty-two billion, four hundred twenty million, twenty-one thousand, four hundred fifty-one".