684152066311 has 16 divisors (see below), whose sum is σ = 788735842560. Its totient is φ = 581292630720.

The previous prime is 684152066293. The next prime is 684152066347. The reversal of 684152066311 is 113660251486.

It is a cyclic number.

It is not a de Polignac number, because 684152066311 - 2⁹ = 684152065799 is a prime.

It is a super-2 number, since 2×684152066311² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (684152066371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 146460 + ... + 1178878.

It is an arithmetic number, because the mean of its divisors is an integer number (49295990160).

Almost surely, 2^684152066311 is an apocalyptic number.

684152066311 is a deficient number, since it is larger than the sum of its proper divisors (104583776249).

684152066311 is a wasteful number, since it uses less digits than its factorization.

684152066311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1033254.

The product of its (nonzero) digits is 207360, while the sum is 43.

The spelling of 684152066311 in words is "six hundred eighty-four billion, one hundred fifty-two million, sixty-six thousand, three hundred eleven".