513500502131422 has 32 divisors (see below), whose sum is σ = 831928044134880. Its totient is φ = 236307047345280.

The previous prime is 513500502131399. The next prime is 513500502131437. The reversal of 513500502131422 is 224131205005315.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33203104 + ... + 46145932.

It is an arithmetic number, because the mean of its divisors is an integer number (25997751379215).

Almost surely, 2^{513500502131422} is an apocalyptic number.

513500502131422 is a deficient number, since it is larger than the sum of its proper divisors (318427542003458).

513500502131422 is a wasteful number, since it uses less digits than its factorization.

513500502131422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12947308.

The product of its (nonzero) digits is 36000, while the sum is 34.

Adding to 513500502131422 its reverse (224131205005315), we get a palindrome (737631707136737).

The spelling of 513500502131422 in words is "five hundred thirteen trillion, five hundred billion, five hundred two million, one hundred thirty-one thousand, four hundred twenty-two".