723314529851 has 2 divisors, whose sum is σ = 723314529852. Its totient is φ = 723314529850.

The previous prime is 723314529781. The next prime is 723314529881. The reversal of 723314529851 is 158925413327.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-723314529851 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 723314529851.

It is not a weakly prime, because it can be changed into another prime (723314529881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 361657264925 + 361657264926.

It is an arithmetic number, because the mean of its divisors is an integer number (361657264926).

Almost surely, 2^723314529851 is an apocalyptic number.

723314529851 is a deficient number, since it is larger than the sum of its proper divisors (1).

723314529851 is an equidigital number, since it uses as much as digits as its factorization.

723314529851 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1814400, while the sum is 50.

The spelling of 723314529851 in words is "seven hundred twenty-three billion, three hundred fourteen million, five hundred twenty-nine thousand, eight hundred fifty-one".