407398423212 has 72 divisors (see below), whose sum is σ = 1131514413120. Its totient is φ = 122565892320.

The previous prime is 407398423163. The next prime is 407398423241. The reversal of 407398423212 is 212324893704.

407398423212 is a `hidden beast` number, since 4 + 0 + 7 + 3 + 9 + 8 + 423 + 212 = 666.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3645618 + ... + 3755705.

It is an arithmetic number, because the mean of its divisors is an integer number (15715477960).

Almost surely, 2^407398423212 is an apocalyptic number.

It is an amenable number.

407398423212 is an abundant number, since it is smaller than the sum of its proper divisors (724115989908).

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

407398423212 is a wasteful number, since it uses less digits than its factorization.

407398423212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7401483 (or 7401478 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

The spelling of 407398423212 in words is "four hundred seven billion, three hundred ninety-eight million, four hundred twenty-three thousand, two hundred twelve".