65822854680 has 192 divisors, whose sum is σ = 239064527520. Its totient is φ = 15567820800.

The previous prime is 65822854673. The next prime is 65822854697. The reversal of 65822854680 is 8645822856.

It is a happy number.

65822854680 is a `hidden beast` number, since 6 + 582 + 2 + 8 + 54 + 6 + 8 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 40347 + ... + 365066.

Almost surely, 2^65822854680 is an apocalyptic number.

65822854680 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 65822854680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (119532263760).

65822854680 is an abundant number, since it is smaller than the sum of its proper divisors (173241672840).

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

65822854680 is a wasteful number, since it uses less digits than its factorization.

65822854680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 405482 (or 405475 counting only the distinct ones).

The product of its (nonzero) digits is 7372800, while the sum is 54.

The spelling of 65822854680 in words is "sixty-five billion, eight hundred twenty-two million, eight hundred fifty-four thousand, six hundred eighty".