513525530055 has 16 divisors (see below), whose sum is σ = 829178840160. Its totient is φ = 271367618688.

The previous prime is 513525530051. The next prime is 513525530069. The reversal of 513525530055 is 550035525315.

It is not a de Polignac number, because 513525530055 - 2² = 513525530051 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 513525529995 and 513525530022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513525530051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 157039812 + ... + 157043081.

It is an arithmetic number, because the mean of its divisors is an integer number (51823677510).

Almost surely, 2^513525530055 is an apocalyptic number.

513525530055 is a deficient number, since it is larger than the sum of its proper divisors (315653310105).

513525530055 is a wasteful number, since it uses less digits than its factorization.

513525530055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314083010.

The product of its (nonzero) digits is 281250, while the sum is 39.

The spelling of 513525530055 in words is "five hundred thirteen billion, five hundred twenty-five million, five hundred thirty thousand, fifty-five".