403209420964 has 48 divisors (see below), whose sum is σ = 808863884416. Its totient is φ = 172280908800.

The previous prime is 403209420937. The next prime is 403209420983. The reversal of 403209420964 is 469024902304.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 403209420964.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 12439699 + ... + 12472069.

Almost surely, 2^403209420964 is an apocalyptic number.

It is an amenable number.

403209420964 is an abundant number, since it is smaller than the sum of its proper divisors (405654463452).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

403209420964 is a wasteful number, since it uses less digits than its factorization.

403209420964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33716 (or 33714 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 43.

The spelling of 403209420964 in words is "four hundred three billion, two hundred nine million, four hundred twenty thousand, nine hundred sixty-four".