516440534 has 8 divisors (see below), whose sum is σ = 776143560. Its totient is φ = 257726016.

The previous prime is 516440473. The next prime is 516440537. The reversal of 516440534 is 435044615.

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

It is a self number, because there is not a number n which added to its sum of digits gives 516440534.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (516440537) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 245819 + ... + 247910.

It is an arithmetic number, because the mean of its divisors is an integer number (97017945).

Almost surely, 2^516440534 is an apocalyptic number.

516440534 is a deficient number, since it is larger than the sum of its proper divisors (259703026).

516440534 is a wasteful number, since it uses less digits than its factorization.

516440534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 494254.

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 516440534 is about 22725.3280284356. The cubic root of 516440534 is about 802.3061239775.

The spelling of 516440534 in words is "five hundred sixteen million, four hundred forty thousand, five hundred thirty-four".