1685050003722 has 16 divisors (see below), whose sum is σ = 3402819426240. Its totient is φ = 556230098112.

The previous prime is 1685050003717. The next prime is 1685050003729. The reversal of 1685050003722 is 2273000505861.

It is not an unprimeable number, because it can be changed into a prime (1685050003729) 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, 1363308447 + ... + 1363309682.

It is an arithmetic number, because the mean of its divisors is an integer number (212676214140).

Almost surely, 2^{1685050003722} is an apocalyptic number.

1685050003722 is an abundant number, since it is smaller than the sum of its proper divisors (1717769422518).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1685050003722 is a wasteful number, since it uses less digits than its factorization.

1685050003722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2726618237.

The product of its (nonzero) digits is 100800, while the sum is 39.

The spelling of 1685050003722 in words is "one trillion, six hundred eighty-five billion, fifty million, three thousand, seven hundred twenty-two".