421115535434 has 16 divisors (see below), whose sum is σ = 689111245440. Its totient is φ = 191412514560.

The previous prime is 421115535427. The next prime is 421115535439. The reversal of 421115535434 is 434535511124.

It is not an unprimeable number, because it can be changed into a prime (421115535439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1253807 + ... + 1553789.

It is an arithmetic number, because the mean of its divisors is an integer number (43069452840).

Almost surely, 2^421115535434 is an apocalyptic number.

421115535434 is a deficient number, since it is larger than the sum of its proper divisors (267995710006).

421115535434 is a wasteful number, since it uses less digits than its factorization.

421115535434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363805.

The product of its digits is 144000, while the sum is 38.

The spelling of 421115535434 in words is "four hundred twenty-one billion, one hundred fifteen million, five hundred thirty-five thousand, four hundred thirty-four".