685110465796 has 27 divisors (see below), whose sum is σ = 1206819233991. Its totient is φ = 340319577384.

The previous prime is 685110465791. The next prime is 685110465803. The reversal of 685110465796 is 697564011586.

The square root of 685110465796 is 827714.

It is a perfect power (a square), and thus also a powerful number.

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 685110465796.

It is not an unprimeable number, because it can be changed into a prime (685110465791) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 269833495 + ... + 269836033.

Almost surely, 2^685110465796 is an apocalyptic number.

685110465796 is the 827714-th square number.

It is an amenable number.

685110465796 is a deficient number, since it is larger than the sum of its proper divisors (521708768195).

685110465796 is an frugal number, since it uses more digits than its factorization.

685110465796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5408 (or 2704 counting only the distinct ones).

The product of its (nonzero) digits is 10886400, while the sum is 58.

It can be divided in two parts, 6851104 and 65796, that added together give a square (6916900 = 2630²).

The spelling of 685110465796 in words is "six hundred eighty-five billion, one hundred ten million, four hundred sixty-five thousand, seven hundred ninety-six".