513401332611 has 64 divisors (see below), whose sum is σ = 737396352000. Its totient is φ = 316779724800.

The previous prime is 513401332603. The next prime is 513401332627. The reversal of 513401332611 is 116233104315.

It is not a de Polignac number, because 513401332611 - 2³ = 513401332603 is a prime.

It is not an unprimeable number, because it can be changed into a prime (513401322611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 394014186 + ... + 394015488.

It is an arithmetic number, because the mean of its divisors is an integer number (11521818000).

Almost surely, 2^513401332611 is an apocalyptic number.

513401332611 is a deficient number, since it is larger than the sum of its proper divisors (223995019389).

513401332611 is a wasteful number, since it uses less digits than its factorization.

513401332611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2284.

The product of its (nonzero) digits is 6480, while the sum is 30.

Adding to 513401332611 its reverse (116233104315), we get a palindrome (629634436926).

The spelling of 513401332611 in words is "five hundred thirteen billion, four hundred one million, three hundred thirty-two thousand, six hundred eleven".