684790727097486 has 32 divisors (see below), whose sum is σ = 1403785572167808. Its totient is φ = 222630353114400.

The previous prime is 684790727097439. The next prime is 684790727097563.

684790727097486 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 684790727097399 and 684790727097408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8432927320 + ... + 8433008523.

It is an arithmetic number, because the mean of its divisors is an integer number (43868299130244).

Almost surely, 2^{684790727097486} is an apocalyptic number.

684790727097486 is an abundant number, since it is smaller than the sum of its proper divisors (718994845070322).

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

684790727097486 is a wasteful number, since it uses less digits than its factorization.

684790727097486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16865936016.

The product of its (nonzero) digits is 14338695168, while the sum is 84.

The spelling of 684790727097486 in words is "six hundred eighty-four trillion, seven hundred ninety billion, seven hundred twenty-seven million, ninety-seven thousand, four hundred eighty-six".