11705785485735 has 64 divisors (see below), whose sum is σ = 20969870768640. Its totient is φ = 5528004218880.

The previous prime is 11705785485677. The next prime is 11705785485773. The reversal of 11705785485735 is 53758458750711.

It is not a de Polignac number, because 11705785485735 - 2⁸ = 11705785485479 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4964802 + ... + 6932591.

It is an arithmetic number, because the mean of its divisors is an integer number (327654230760).

Almost surely, 2^{11705785485735} is an apocalyptic number.

11705785485735 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11705785485735 is a deficient number, since it is larger than the sum of its proper divisors (9264085282905).

11705785485735 is a wasteful number, since it uses less digits than its factorization.

11705785485735 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11897568.

The product of its (nonzero) digits is 164640000, while the sum is 66.

The spelling of 11705785485735 in words is "eleven trillion, seven hundred five billion, seven hundred eighty-five million, four hundred eighty-five thousand, seven hundred thirty-five".