421511323034 has 16 divisors (see below), whose sum is σ = 647003282688. Its totient is φ = 205861392912.

The previous prime is 421511323027. The next prime is 421511323069. The reversal of 421511323034 is 430323115124.

It is a junction number, because it is equal to n+sod(n) for n = 421511322988 and 421511323006.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4410137 + ... + 4504700.

It is an arithmetic number, because the mean of its divisors is an integer number (40437705168).

Almost surely, 2^421511323034 is an apocalyptic number.

421511323034 is a deficient number, since it is larger than the sum of its proper divisors (225491959654).

421511323034 is a wasteful number, since it uses less digits than its factorization.

421511323034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8915389.

The product of its (nonzero) digits is 8640, while the sum is 29.

Adding to 421511323034 its reverse (430323115124), we get a palindrome (851834438158).

The spelling of 421511323034 in words is "four hundred twenty-one billion, five hundred eleven million, three hundred twenty-three thousand, thirty-four".