724651641452 has 24 divisors (see below), whose sum is σ = 1284319901760. Its totient is φ = 357704006400.

The previous prime is 724651641433. The next prime is 724651641523. The reversal of 724651641452 is 254146156427.

It is a junction number, because it is equal to n+sod(n) for n = 724651641397 and 724651641406.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3240452 + ... + 3456852.

It is an arithmetic number, because the mean of its divisors is an integer number (53513329240).

Almost surely, 2^724651641452 is an apocalyptic number.

It is an amenable number.

724651641452 is a deficient number, since it is larger than the sum of its proper divisors (559668260308).

724651641452 is a wasteful number, since it uses less digits than its factorization.

724651641452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227081 (or 227079 counting only the distinct ones).

The product of its digits is 1612800, while the sum is 47.

Adding to 724651641452 its reverse (254146156427), we get a palindrome (978797797879).

The spelling of 724651641452 in words is "seven hundred twenty-four billion, six hundred fifty-one million, six hundred forty-one thousand, four hundred fifty-two".