724201804897 has 2 divisors, whose sum is σ = 724201804898. Its totient is φ = 724201804896.

The previous prime is 724201804883. The next prime is 724201804903. The reversal of 724201804897 is 798408102427.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 615070021696 + 109131783201 = 784264^2 + 330351^2 .

It is a cyclic number.

It is not a de Polignac number, because 724201804897 - 2⁷ = 724201804769 is a prime.

It is not a weakly prime, because it can be changed into another prime (724201804817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 362100902448 + 362100902449.

It is an arithmetic number, because the mean of its divisors is an integer number (362100902449).

Almost surely, 2^724201804897 is an apocalyptic number.

It is an amenable number.

724201804897 is a deficient number, since it is larger than the sum of its proper divisors (1).

724201804897 is an equidigital number, since it uses as much as digits as its factorization.

724201804897 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1806336, while the sum is 52.

The spelling of 724201804897 in words is "seven hundred twenty-four billion, two hundred one million, eight hundred four thousand, eight hundred ninety-seven".