421340423006 has 16 divisors (see below), whose sum is σ = 644100644448. Its totient is φ = 206642248800.

The previous prime is 421340422999. The next prime is 421340423051. The reversal of 421340423006 is 600324043124.

It is a self number, because there is not a number n which added to its sum of digits gives 421340423006.

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 in 7 ways as a sum of consecutive naturals, for example, 93605 + ... + 922736.

It is an arithmetic number, because the mean of its divisors is an integer number (40256290278).

Almost surely, 2^421340423006 is an apocalyptic number.

421340423006 is a deficient number, since it is larger than the sum of its proper divisors (222760221442).

421340423006 is a wasteful number, since it uses less digits than its factorization.

421340423006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1020307.

The product of its (nonzero) digits is 13824, while the sum is 29.

The spelling of 421340423006 in words is "four hundred twenty-one billion, three hundred forty million, four hundred twenty-three thousand, six".