418443573212 has 48 divisors (see below), whose sum is σ = 889919110080. Its totient is φ = 168059523072.

The previous prime is 418443573151. The next prime is 418443573217. The reversal of 418443573212 is 212375344814.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (418443573217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1775537 + ... + 1997352.

It is an arithmetic number, because the mean of its divisors is an integer number (18539981460).

Almost surely, 2^418443573212 is an apocalyptic number.

It is an amenable number.

418443573212 is an abundant number, since it is smaller than the sum of its proper divisors (471475536868).

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

418443573212 is a wasteful number, since it uses less digits than its factorization.

418443573212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3773150 (or 3773148 counting only the distinct ones).

The product of its digits is 645120, while the sum is 44.

The spelling of 418443573212 in words is "four hundred eighteen billion, four hundred forty-three million, five hundred seventy-three thousand, two hundred twelve".