516811742 has 16 divisors (see below), whose sum is σ = 818460240. Its totient is φ = 244073088.

The previous prime is 516811663. The next prime is 516811751. The reversal of 516811742 is 247118615.

It is a congruent number.

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, 7373 + ... + 32984.

It is an arithmetic number, because the mean of its divisors is an integer number (51153765).

Almost surely, 2^516811742 is an apocalyptic number.

516811742 is a deficient number, since it is larger than the sum of its proper divisors (301648498).

516811742 is a wasteful number, since it uses less digits than its factorization.

516811742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40715.

The product of its digits is 13440, while the sum is 35.

The square root of 516811742 is about 22733.4938361880. The cubic root of 516811742 is about 802.4983055900.

The spelling of 516811742 in words is "five hundred sixteen million, eight hundred eleven thousand, seven hundred forty-two".