421432503435 has 48 divisors (see below), whose sum is σ = 754145203968. Its totient is φ = 217485216000.

The previous prime is 421432503419. The next prime is 421432503449. The reversal of 421432503435 is 534305234124.

421432503435 is a `hidden beast` number, since 4 + 2 + 143 + 2 + 503 + 4 + 3 + 5 = 666.

It is not a de Polignac number, because 421432503435 - 2⁴ = 421432503419 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 421432503435.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 14567485 + ... + 14596385.

It is an arithmetic number, because the mean of its divisors is an integer number (15711358416).

Almost surely, 2^421432503435 is an apocalyptic number.

421432503435 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

421432503435 is a deficient number, since it is larger than the sum of its proper divisors (332712700533).

421432503435 is a wasteful number, since it uses less digits than its factorization.

421432503435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39396 (or 39393 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 36.

Adding to 421432503435 its reverse (534305234124), we get a palindrome (955737737559).

The spelling of 421432503435 in words is "four hundred twenty-one billion, four hundred thirty-two million, five hundred three thousand, four hundred thirty-five".