502053215136061 has 4 divisors (see below), whose sum is σ = 510283595712124. Its totient is φ = 493822834560000.

The previous prime is 502053215136013. The next prime is 502053215136113. The reversal of 502053215136061 is 160631512350205.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 44991830684025 + 457061384452036 = 6707595^2 + 21378994^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-502053215136061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (502053215136761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4115190287940 + ... + 4115190288061.

It is an arithmetic number, because the mean of its divisors is an integer number (127570898928031).

Almost surely, 2^{502053215136061} is an apocalyptic number.

It is an amenable number.

502053215136061 is a deficient number, since it is larger than the sum of its proper divisors (8230380576063).

502053215136061 is an equidigital number, since it uses as much as digits as its factorization.

502053215136061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8230380576062.

The product of its (nonzero) digits is 162000, while the sum is 40.

Adding to 502053215136061 its reverse (160631512350205), we get a palindrome (662684727486266).

The spelling of 502053215136061 in words is "five hundred two trillion, fifty-three billion, two hundred fifteen million, one hundred thirty-six thousand, sixty-one".