602245242263561 has 6 divisors (see below), whose sum is σ = 652135380676110. Its totient is φ = 555918685166208.

The previous prime is 602245242263543. The next prime is 602245242263629. The reversal of 602245242263561 is 165362242542206.

It can be written as a sum of positive squares in 3 ways, for example, as 31057660243600 + 571187582019961 = 5572940^2 + 23899531^2 .

It is a de Polignac number, because none of the positive numbers 2^k-602245242263561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (602245242263761) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1781790657416 + ... + 1781790657753.

It is an arithmetic number, because the mean of its divisors is an integer number (108689230112685).

Almost surely, 2^{602245242263561} is an apocalyptic number.

It is an amenable number.

602245242263561 is a deficient number, since it is larger than the sum of its proper divisors (49890138412549).

602245242263561 is a wasteful number, since it uses less digits than its factorization.

602245242263561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3563581315195 (or 3563581315182 counting only the distinct ones).

The product of its (nonzero) digits is 8294400, while the sum is 50.

The spelling of 602245242263561 in words is "six hundred two trillion, two hundred forty-five billion, two hundred forty-two million, two hundred sixty-three thousand, five hundred sixty-one".