728625447023 has 2 divisors, whose sum is σ = 728625447024. Its totient is φ = 728625447022.

The previous prime is 728625446929. The next prime is 728625447031. The reversal of 728625447023 is 320744526827.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 728625447023 - 2¹² = 728625442927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (728625447073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 364312723511 + 364312723512.

It is an arithmetic number, because the mean of its divisors is an integer number (364312723512).

Almost surely, 2^728625447023 is an apocalyptic number.

728625447023 is a deficient number, since it is larger than the sum of its proper divisors (1).

728625447023 is an equidigital number, since it uses as much as digits as its factorization.

728625447023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4515840, while the sum is 50.

The spelling of 728625447023 in words is "seven hundred twenty-eight billion, six hundred twenty-five million, four hundred forty-seven thousand, twenty-three".