421326469108 has 6 divisors (see below), whose sum is σ = 737321320946. Its totient is φ = 210663234552.

The previous prime is 421326469043. The next prime is 421326469141. The reversal of 421326469108 is 801964623124.

It can be written as a sum of positive squares in only one way, i.e., 413433568144 + 7892900964 = 642988^2 + 88842^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52665808635 + ... + 52665808642.

Almost surely, 2^421326469108 is an apocalyptic number.

It is an amenable number.

421326469108 is a deficient number, since it is larger than the sum of its proper divisors (315994851838).

421326469108 is a wasteful number, since it uses less digits than its factorization.

421326469108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105331617281 (or 105331617279 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 46.

The spelling of 421326469108 in words is "four hundred twenty-one billion, three hundred twenty-six million, four hundred sixty-nine thousand, one hundred eight".