426234612421 has 8 divisors (see below), whose sum is σ = 436162601600. Its totient is φ = 416307330432.

The previous prime is 426234612413. The next prime is 426234612469. The reversal of 426234612421 is 124216432624.

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

It is not a de Polignac number, because 426234612421 - 2³ = 426234612413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426234612481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1158805 + ... + 1481653.

It is an arithmetic number, because the mean of its divisors is an integer number (54520325200).

Almost surely, 2^426234612421 is an apocalyptic number.

It is an amenable number.

426234612421 is a deficient number, since it is larger than the sum of its proper divisors (9927989179).

426234612421 is a wasteful number, since it uses less digits than its factorization.

426234612421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353595.

The product of its digits is 110592, while the sum is 37.

The spelling of 426234612421 in words is "four hundred twenty-six billion, two hundred thirty-four million, six hundred twelve thousand, four hundred twenty-one".