513470061771 has 32 divisors (see below), whose sum is σ = 719503948800. Its totient is φ = 325267205760.

The previous prime is 513470061751. The next prime is 513470061773. The reversal of 513470061771 is 177160074315.

It is a happy number.

It is not a de Polignac number, because 513470061771 - 2¹¹ = 513470059723 is a prime.

It is a super-2 number, since 2×513470061771² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (513470061773) 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 31 ways as a sum of consecutive naturals, for example, 3365970 + ... + 3515208.

It is an arithmetic number, because the mean of its divisors is an integer number (22484498400).

Almost surely, 2^513470061771 is an apocalyptic number.

513470061771 is a deficient number, since it is larger than the sum of its proper divisors (206033887029).

513470061771 is a wasteful number, since it uses less digits than its factorization.

513470061771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149899.

The product of its (nonzero) digits is 123480, while the sum is 42.

The spelling of 513470061771 in words is "five hundred thirteen billion, four hundred seventy million, sixty-one thousand, seven hundred seventy-one".