516213534 has 96 divisors (see below), whose sum is σ = 1153033056. Its totient is φ = 153886720.

The previous prime is 516213487. The next prime is 516213589. The reversal of 516213534 is 435312615.

Its product of digits (10800) is a multiple of the sum of its prime factors (270).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3767914 + ... + 3768050.

It is an arithmetic number, because the mean of its divisors is an integer number (12010761).

Almost surely, 2^516213534 is an apocalyptic number.

516213534 is an abundant number, since it is smaller than the sum of its proper divisors (636819522).

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

516213534 is a wasteful number, since it uses less digits than its factorization.

516213534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270 (or 253 counting only the distinct ones).

The product of its digits is 10800, while the sum is 30.

The square root of 516213534 is about 22720.3330521364. Note that the first 3 decimals coincide. The cubic root of 516213534 is about 802.1885562754.

It can be divided in two parts, 51621 and 3534, that added together give a palindrome (55155).

The spelling of 516213534 in words is "five hundred sixteen million, two hundred thirteen thousand, five hundred thirty-four".