513151533052 has 24 divisors (see below), whose sum is σ = 899499303360. Its totient is φ = 256152053760.

The previous prime is 513151533043. The next prime is 513151533119. The reversal of 513151533052 is 250335151315.

It is a junction number, because it is equal to n+sod(n) for n = 513151532999 and 513151533017.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 6564477 + ... + 6642187.

It is an arithmetic number, because the mean of its divisors is an integer number (37479137640).

Almost surely, 2^513151533052 is an apocalyptic number.

It is an amenable number.

513151533052 is a deficient number, since it is larger than the sum of its proper divisors (386347770308).

513151533052 is a wasteful number, since it uses less digits than its factorization.

513151533052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80421 (or 80419 counting only the distinct ones).

The product of its (nonzero) digits is 33750, while the sum is 34.

Adding to 513151533052 its reverse (250335151315), we get a palindrome (763486684367).

The spelling of 513151533052 in words is "five hundred thirteen billion, one hundred fifty-one million, five hundred thirty-three thousand, fifty-two".