421317234682 has 16 divisors (see below), whose sum is σ = 669691915560. Its totient is φ = 198106633728.

The previous prime is 421317234673. The next prime is 421317234713. The reversal of 421317234682 is 286432713124.

It can be written as a sum of positive squares in 4 ways, for example, as 404367538201 + 16949696481 = 635899^2 + 130191^2 .

It is a super-2 number, since 2×421317234682² (a number of 24 digits) contains 22 as substring.

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, 4966707 + ... + 5050822.

Almost surely, 2^421317234682 is an apocalyptic number.

421317234682 is a deficient number, since it is larger than the sum of its proper divisors (248374680878).

421317234682 is a wasteful number, since it uses less digits than its factorization.

421317234682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10018785.

The product of its digits is 387072, while the sum is 43.

The spelling of 421317234682 in words is "four hundred twenty-one billion, three hundred seventeen million, two hundred thirty-four thousand, six hundred eighty-two".