685802033746 has 16 divisors (see below), whose sum is σ = 1039199647680. Its totient is φ = 339404186800.

The previous prime is 685802033743. The next prime is 685802033809. The reversal of 685802033746 is 647330208586.

It is a junction number, because it is equal to n+sod(n) for n = 685802033693 and 685802033702.

It is not an unprimeable number, because it can be changed into a prime (685802033743) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168915 + ... + 1183273.

It is an arithmetic number, because the mean of its divisors is an integer number (64949977980).

Almost surely, 2^685802033746 is an apocalyptic number.

685802033746 is a deficient number, since it is larger than the sum of its proper divisors (353397613934).

685802033746 is a wasteful number, since it uses less digits than its factorization.

685802033746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1017809.

The product of its (nonzero) digits is 5806080, while the sum is 52.

The spelling of 685802033746 in words is "six hundred eighty-five billion, eight hundred two million, thirty-three thousand, seven hundred forty-six".