513256061151 has 12 divisors (see below), whose sum is σ = 741376186200. Its totient is φ = 342167790480.

The previous prime is 513256061113. The next prime is 513256061177. The reversal of 513256061151 is 151160652315.

513256061151 is a `hidden beast` number, since 5 + 1 + 32 + 5 + 6 + 0 + 611 + 5 + 1 = 666.

It is not a de Polignac number, because 513256061151 - 2¹⁰ = 513256060127 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513256061111) 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 11 ways as a sum of consecutive naturals, for example, 1635061 + ... + 1923521.

It is an arithmetic number, because the mean of its divisors is an integer number (61781348850).

Almost surely, 2^513256061151 is an apocalyptic number.

513256061151 is a deficient number, since it is larger than the sum of its proper divisors (228120125049).

513256061151 is a wasteful number, since it uses less digits than its factorization.

513256061151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486166 (or 486163 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 36.

The spelling of 513256061151 in words is "five hundred thirteen billion, two hundred fifty-six million, sixty-one thousand, one hundred fifty-one".