516268243684 has 6 divisors (see below), whose sum is σ = 903469426454. Its totient is φ = 258134121840.

The previous prime is 516268243657. The next prime is 516268243697. The reversal of 516268243684 is 486342862615.

It can be written as a sum of positive squares in only one way, i.e., 355204080100 + 161064163584 = 595990^2 + 401328^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64533530457 + ... + 64533530464.

Almost surely, 2^516268243684 is an apocalyptic number.

It is an amenable number.

516268243684 is a deficient number, since it is larger than the sum of its proper divisors (387201182770).

516268243684 is a wasteful number, since it uses less digits than its factorization.

516268243684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129067060925 (or 129067060923 counting only the distinct ones).

The product of its digits is 13271040, while the sum is 55.

The spelling of 516268243684 in words is "five hundred sixteen billion, two hundred sixty-eight million, two hundred forty-three thousand, six hundred eighty-four".