513152052433 has 4 divisors (see below), whose sum is σ = 543337467300. Its totient is φ = 482966637568.

The previous prime is 513152052409. The next prime is 513152052461. The reversal of 513152052433 is 334250251315.

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 217876099984 + 295275952449 = 466772^2 + 543393^2 .

It is a cyclic number.

It is not a de Polignac number, because 513152052433 - 2¹³ = 513152044241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (513152052493) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15092707408 + ... + 15092707441.

It is an arithmetic number, because the mean of its divisors is an integer number (135834366825).

Almost surely, 2^513152052433 is an apocalyptic number.

It is an amenable number.

513152052433 is a deficient number, since it is larger than the sum of its proper divisors (30185414867).

513152052433 is a wasteful number, since it uses less digits than its factorization.

513152052433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30185414866.

The product of its (nonzero) digits is 54000, while the sum is 34.

The spelling of 513152052433 in words is "five hundred thirteen billion, one hundred fifty-two million, fifty-two thousand, four hundred thirty-three".