511550850513 has 8 divisors (see below), whose sum is σ = 682072373728. Its totient is φ = 341031613824.

The previous prime is 511550850493. The next prime is 511550850557. The reversal of 511550850513 is 315058055115.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 511550850513 - 2⁸ = 511550850257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (511550854513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45606 + ... + 1012512.

It is an arithmetic number, because the mean of its divisors is an integer number (85259046716).

Almost surely, 2^511550850513 is an apocalyptic number.

It is an amenable number.

511550850513 is a deficient number, since it is larger than the sum of its proper divisors (170521523215).

511550850513 is a wasteful number, since it uses less digits than its factorization.

511550850513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1143263.

The product of its (nonzero) digits is 75000, while the sum is 39.

The spelling of 511550850513 in words is "five hundred eleven billion, five hundred fifty million, eight hundred fifty thousand, five hundred thirteen".