517097512074 has 64 divisors (see below), whose sum is σ = 1215852664320. Its totient is φ = 144540957120.

The previous prime is 517097512069. The next prime is 517097512093. The reversal of 517097512074 is 470215790715.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1013197 + ... + 1435535.

It is an arithmetic number, because the mean of its divisors is an integer number (18997697880).

Almost surely, 2^517097512074 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 517097512074, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (607926332160).

517097512074 is an abundant number, since it is smaller than the sum of its proper divisors (698755152246).

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

517097512074 is a wasteful number, since it uses less digits than its factorization.

517097512074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423795.

The product of its (nonzero) digits is 617400, while the sum is 48.

The spelling of 517097512074 in words is "five hundred seventeen billion, ninety-seven million, five hundred twelve thousand, seventy-four".