705732516655 has 4 divisors (see below), whose sum is σ = 846879019992. Its totient is φ = 564586013320.

The previous prime is 705732516653. The next prime is 705732516677. The reversal of 705732516655 is 556615237507.

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

It is not a de Polignac number, because 705732516655 - 2¹ = 705732516653 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (705732516653) 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, 70573251661 + ... + 70573251670.

It is an arithmetic number, because the mean of its divisors is an integer number (211719754998).

Almost surely, 2^705732516655 is an apocalyptic number.

705732516655 is a deficient number, since it is larger than the sum of its proper divisors (141146503337).

705732516655 is a wasteful number, since it uses less digits than its factorization.

705732516655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141146503336.

The product of its (nonzero) digits is 6615000, while the sum is 52.

The spelling of 705732516655 in words is "seven hundred five billion, seven hundred thirty-two million, five hundred sixteen thousand, six hundred fifty-five".