685536075466 has 16 divisors (see below), whose sum is σ = 1187773735680. Its totient is φ = 293277465280.

The previous prime is 685536075457. The next prime is 685536075541. The reversal of 685536075466 is 664570635586.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 916491706 + ... + 916492453.

It is an arithmetic number, because the mean of its divisors is an integer number (74235858480).

Almost surely, 2^685536075466 is an apocalyptic number.

685536075466 is a deficient number, since it is larger than the sum of its proper divisors (502237660214).

685536075466 is a wasteful number, since it uses less digits than its factorization.

685536075466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1832984189.

The product of its (nonzero) digits is 108864000, while the sum is 61.

The spelling of 685536075466 in words is "six hundred eighty-five billion, five hundred thirty-six million, seventy-five thousand, four hundred sixty-six".