516223011 has 8 divisors (see below), whose sum is σ = 689307840. Its totient is φ = 343643432.

The previous prime is 516223009. The next prime is 516223049. The reversal of 516223011 is 110322615.

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

It is a cyclic number.

It is not a de Polignac number, because 516223011 - 2¹ = 516223009 is a prime.

It is a super-2 number, since 2×516223011² = 532972394171812242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (516223511) 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, 123921 + ... + 128018.

It is an arithmetic number, because the mean of its divisors is an integer number (86163480).

Almost surely, 2^516223011 is an apocalyptic number.

516223011 is a deficient number, since it is larger than the sum of its proper divisors (173084829).

516223011 is a wasteful number, since it uses less digits than its factorization.

516223011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252625.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 516223011 is about 22720.5416088614. The cubic root of 516223011 is about 802.1934652868.

Adding to 516223011 its reverse (110322615), we get a palindrome (626545626).

The spelling of 516223011 in words is "five hundred sixteen million, two hundred twenty-three thousand, eleven".