502400064601 has 2 divisors, whose sum is σ = 502400064602. Its totient is φ = 502400064600.

The previous prime is 502400064511. The next prime is 502400064737. The reversal of 502400064601 is 106460004205.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 453266909001 + 49133155600 = 673251^2 + 221660^2 .

It is a cyclic number.

It is not a de Polignac number, because 502400064601 - 2¹³ = 502400056409 is a prime.

It is a super-2 number, since 2×502400064601² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 502400064601.

It is not a weakly prime, because it can be changed into another prime (502400064301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251200032300 + 251200032301.

It is an arithmetic number, because the mean of its divisors is an integer number (251200032301).

Almost surely, 2^502400064601 is an apocalyptic number.

It is an amenable number.

502400064601 is a deficient number, since it is larger than the sum of its proper divisors (1).

502400064601 is an equidigital number, since it uses as much as digits as its factorization.

502400064601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 502400064601 its reverse (106460004205), we get a palindrome (608860068806).

The spelling of 502400064601 in words is "five hundred two billion, four hundred million, sixty-four thousand, six hundred one".