521033541145313 has 8 divisors (see below), whose sum is σ = 616000245689280. Its totient is φ = 431200171982160.

The previous prime is 521033541145303. The next prime is 521033541145373. The reversal of 521033541145313 is 313541145330125.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 521033541145313 - 2³⁸ = 520758663238369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (521033541145303) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1283333844983 + ... + 1283333845388.

It is an arithmetic number, because the mean of its divisors is an integer number (77000030711160).

Almost surely, 2^{521033541145313} is an apocalyptic number.

It is an amenable number.

521033541145313 is a deficient number, since it is larger than the sum of its proper divisors (94966704543967).

521033541145313 is a wasteful number, since it uses less digits than its factorization.

521033541145313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2566667690407.

The product of its (nonzero) digits is 324000, while the sum is 41.

Adding to 521033541145313 its reverse (313541145330125), we get a palindrome (834574686475438).

The spelling of 521033541145313 in words is "five hundred twenty-one trillion, thirty-three billion, five hundred forty-one million, one hundred forty-five thousand, three hundred thirteen".