516146661662 has 4 divisors (see below), whose sum is σ = 774219992496. Its totient is φ = 258073330830.

The previous prime is 516146661659. The next prime is 516146661707. The reversal of 516146661662 is 266166641615.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 516146661662.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129036665414 + ... + 129036665417.

It is an arithmetic number, because the mean of its divisors is an integer number (193554998124).

Almost surely, 2^516146661662 is an apocalyptic number.

516146661662 is a deficient number, since it is larger than the sum of its proper divisors (258073330834).

516146661662 is a wasteful number, since it uses less digits than its factorization.

516146661662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258073330833.

The product of its digits is 1866240, while the sum is 50.

The spelling of 516146661662 in words is "five hundred sixteen billion, one hundred forty-six million, six hundred sixty-one thousand, six hundred sixty-two".