433940457412 has 72 divisors (see below), whose sum is σ = 954916004672. Its totient is φ = 168896819520.

The previous prime is 433940457409. The next prime is 433940457439. The reversal of 433940457412 is 214754049334.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3313603 + ... + 3442069.

Almost surely, 2^433940457412 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 433940457412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (477458002336).

433940457412 is an abundant number, since it is smaller than the sum of its proper divisors (520975547260).

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

433940457412 is a wasteful number, since it uses less digits than its factorization.

433940457412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129497 (or 129484 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 46.

The spelling of 433940457412 in words is "four hundred thirty-three billion, nine hundred forty million, four hundred fifty-seven thousand, four hundred twelve".