513165453234 has 16 divisors (see below), whose sum is σ = 1172949607488. Its totient is φ = 146618700912.

The previous prime is 513165453221. The next prime is 513165453257. The reversal of 513165453234 is 432354561315.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 12218225077 = 513165453234 / (5 + 1 + 3 + 1 + 6 + 5 + 4 + 5 + 3 + 2 + 3 + 4).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6109112497 + ... + 6109112580.

It is an arithmetic number, because the mean of its divisors is an integer number (73309350468).

Almost surely, 2^513165453234 is an apocalyptic number.

513165453234 is an abundant number, since it is smaller than the sum of its proper divisors (659784154254).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

513165453234 is a wasteful number, since it uses less digits than its factorization.

513165453234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12218225089.

The product of its digits is 648000, while the sum is 42.

The spelling of 513165453234 in words is "five hundred thirteen billion, one hundred sixty-five million, four hundred fifty-three thousand, two hundred thirty-four".