705649946507 has 16 divisors (see below), whose sum is σ = 772008088320. Its totient is φ = 639662469600.

The previous prime is 705649946501. The next prime is 705649946537.

705649946507 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 705649946507 - 2⁸ = 705649946251 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 705649946507.

It is not an unprimeable number, because it can be changed into a prime (705649946501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5337044 + ... + 5467662.

It is an arithmetic number, because the mean of its divisors is an integer number (48250505520).

Almost surely, 2^705649946507 is an apocalyptic number.

705649946507 is a deficient number, since it is larger than the sum of its proper divisors (66358141813).

705649946507 is a wasteful number, since it uses less digits than its factorization.

705649946507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132034.

The product of its (nonzero) digits is 57153600, while the sum is 62.

The spelling of 705649946507 in words is "seven hundred five billion, six hundred forty-nine million, nine hundred forty-six thousand, five hundred seven".