720332554241 has 2 divisors, whose sum is σ = 720332554242. Its totient is φ = 720332554240.

The previous prime is 720332554229. The next prime is 720332554297. The reversal of 720332554241 is 142455233027.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 627137286400 + 93195267841 = 791920^2 + 305279^2 .

It is a cyclic number.

It is not a de Polignac number, because 720332554241 - 2¹⁴ = 720332537857 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 720332554195 and 720332554204.

It is not a weakly prime, because it can be changed into another prime (720332554141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 360166277120 + 360166277121.

It is an arithmetic number, because the mean of its divisors is an integer number (360166277121).

Almost surely, 2^720332554241 is an apocalyptic number.

It is an amenable number.

720332554241 is a deficient number, since it is larger than the sum of its proper divisors (1).

720332554241 is an equidigital number, since it uses as much as digits as its factorization.

720332554241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 201600, while the sum is 38.

Adding to 720332554241 its reverse (142455233027), we get a palindrome (862787787268).

The spelling of 720332554241 in words is "seven hundred twenty billion, three hundred thirty-two million, five hundred fifty-four thousand, two hundred forty-one".