686550790003 has 16 divisors (see below), whose sum is σ = 741485405920. Its totient is φ = 631920248064.

The previous prime is 686550789989. The next prime is 686550790007. The reversal of 686550790003 is 300097055686.

It is a cyclic number.

It is not a de Polignac number, because 686550790003 - 2⁵ = 686550789971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (686550790007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25178125 + ... + 25205377.

It is an arithmetic number, because the mean of its divisors is an integer number (46342837870).

Almost surely, 2^686550790003 is an apocalyptic number.

686550790003 is a deficient number, since it is larger than the sum of its proper divisors (54934615917).

686550790003 is a wasteful number, since it uses less digits than its factorization.

686550790003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32758.

The product of its (nonzero) digits is 1360800, while the sum is 49.

The spelling of 686550790003 in words is "six hundred eighty-six billion, five hundred fifty million, seven hundred ninety thousand, three".