512653761311 has 4 divisors (see below), whose sum is σ = 512667063624. Its totient is φ = 512640459000.

The previous prime is 512653761299. The next prime is 512653761313. The reversal of 512653761311 is 113167356215.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 512653761311 - 2¹⁸ = 512653499167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (512653761313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6593180 + ... + 6670481.

It is an arithmetic number, because the mean of its divisors is an integer number (128166765906).

Almost surely, 2^512653761311 is an apocalyptic number.

512653761311 is a deficient number, since it is larger than the sum of its proper divisors (13302313).

512653761311 is a wasteful number, since it uses less digits than its factorization.

512653761311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13302312.

The product of its digits is 113400, while the sum is 41.

The spelling of 512653761311 in words is "five hundred twelve billion, six hundred fifty-three million, seven hundred sixty-one thousand, three hundred eleven".