108685458783 has 24 divisors (see below), whose sum is σ = 171369156816. Its totient is φ = 65828736000.

The previous prime is 108685458769. The next prime is 108685458799. The reversal of 108685458783 is 387854586801.

108685458783 is a `hidden beast` number, since 1 + 0 + 8 + 6 + 8 + 545 + 8 + 7 + 83 = 666.

It is not a de Polignac number, because 108685458783 - 2⁸ = 108685458527 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 108685458783.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108685458983) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 184360 + ... + 501357.

It is an arithmetic number, because the mean of its divisors is an integer number (7140381534).

Almost surely, 2^108685458783 is an apocalyptic number.

108685458783 is a deficient number, since it is larger than the sum of its proper divisors (62683698033).

108685458783 is a wasteful number, since it uses less digits than its factorization.

108685458783 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 687335 (or 687332 counting only the distinct ones).

The product of its (nonzero) digits is 51609600, while the sum is 63.

The spelling of 108685458783 in words is "one hundred eight billion, six hundred eighty-five million, four hundred fifty-eight thousand, seven hundred eighty-three".