712644484705 has 4 divisors (see below), whose sum is σ = 855173381652. Its totient is φ = 570115587760.

The previous prime is 712644484679. The next prime is 712644484711. The reversal of 712644484705 is 507484446217.

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

It can be written as a sum of positive squares in 2 ways, for example, as 153451609441 + 559192875264 = 391729^2 + 747792^2 .

It is not a de Polignac number, because 712644484705 - 2¹⁹ = 712643960417 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71264448466 + ... + 71264448475.

It is an arithmetic number, because the mean of its divisors is an integer number (213793345413).

Almost surely, 2^712644484705 is an apocalyptic number.

It is an amenable number.

712644484705 is a deficient number, since it is larger than the sum of its proper divisors (142528896947).

712644484705 is a wasteful number, since it uses less digits than its factorization.

712644484705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142528896946.

The product of its (nonzero) digits is 6021120, while the sum is 52.

The spelling of 712644484705 in words is "seven hundred twelve billion, six hundred forty-four million, four hundred eighty-four thousand, seven hundred five".