731472433028 has 12 divisors (see below), whose sum is σ = 1282350432720. Its totient is φ = 365086595112.

The previous prime is 731472432991. The next prime is 731472433099. The reversal of 731472433028 is 820334274137.

It is a happy number.

731472433028 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 731472433028.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162402818 + ... + 162407321.

It is an arithmetic number, because the mean of its divisors is an integer number (106862536060).

Almost surely, 2^731472433028 is an apocalyptic number.

It is an amenable number.

731472433028 is a deficient number, since it is larger than the sum of its proper divisors (550877999692).

731472433028 is a wasteful number, since it uses less digits than its factorization.

731472433028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324810706 (or 324810704 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 44.

The spelling of 731472433028 in words is "seven hundred thirty-one billion, four hundred seventy-two million, four hundred thirty-three thousand, twenty-eight".