1685070520504 has 48 divisors (see below), whose sum is σ = 3691536283080. Its totient is φ = 718991663040.

The previous prime is 1685070520421. The next prime is 1685070520513. The reversal of 1685070520504 is 4050250705861.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9379407 + ... + 9557374.

Almost surely, 2^{1685070520504} is an apocalyptic number.

1685070520504 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1685070520504 is an abundant number, since it is smaller than the sum of its proper divisors (2006465762576).

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

1685070520504 is a wasteful number, since it uses less digits than its factorization.

1685070520504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18937028 (or 18937017 counting only the distinct ones).

The product of its (nonzero) digits is 336000, while the sum is 43.

The spelling of 1685070520504 in words is "one trillion, six hundred eighty-five billion, seventy million, five hundred twenty thousand, five hundred four".