512743163226 has 32 divisors (see below), whose sum is σ = 1173047021568. Its totient is φ = 146365215600.

The previous prime is 512743163213. The next prime is 512743163237. The reversal of 512743163226 is 622361347215.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5487750 + ... + 5580401.

It is an arithmetic number, because the mean of its divisors is an integer number (36657719424).

Almost surely, 2^512743163226 is an apocalyptic number.

512743163226 is an abundant number, since it is smaller than the sum of its proper divisors (660303858342).

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

512743163226 is a wasteful number, since it uses less digits than its factorization.

512743163226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11069266.

The product of its digits is 362880, while the sum is 42.

The spelling of 512743163226 in words is "five hundred twelve billion, seven hundred forty-three million, one hundred sixty-three thousand, two hundred twenty-six".