516251534 has 16 divisors (see below), whose sum is σ = 797005440. Its totient is φ = 250688760.

The previous prime is 516251521. The next prime is 516251539. The reversal of 516251534 is 435152615.

It is a super-3 number, since 3×516251534³ (a number of 27 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 516251534.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (516251539) 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, 16562 + ... + 36149.

It is an arithmetic number, because the mean of its divisors is an integer number (49812840).

Almost surely, 2^516251534 is an apocalyptic number.

516251534 is a deficient number, since it is larger than the sum of its proper divisors (280753906).

516251534 is a wasteful number, since it uses less digits than its factorization.

516251534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52855.

The product of its digits is 18000, while the sum is 32.

The square root of 516251534 is about 22721.1692920941. The cubic root of 516251534 is about 802.2082396139.

The spelling of 516251534 in words is "five hundred sixteen million, two hundred fifty-one thousand, five hundred thirty-four".