513470061769 has 32 divisors (see below), whose sum is σ = 615099640320. Its totient is φ = 419427320832.

The previous prime is 513470061751. The next prime is 513470061773. The reversal of 513470061769 is 967160074315.

It is not a de Polignac number, because 513470061769 - 2⁹ = 513470061257 is a prime.

It is a super-2 number, since 2×513470061769² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (513470061779) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8108572 + ... + 8171650.

It is an arithmetic number, because the mean of its divisors is an integer number (19221863760).

Almost surely, 2^513470061769 is an apocalyptic number.

It is an amenable number.

513470061769 is a deficient number, since it is larger than the sum of its proper divisors (101629578551).

513470061769 is a wasteful number, since it uses less digits than its factorization.

513470061769 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63769.

The product of its (nonzero) digits is 952560, while the sum is 49.

The spelling of 513470061769 in words is "five hundred thirteen billion, four hundred seventy million, sixty-one thousand, seven hundred sixty-nine".