840073067552196 has 189 divisors, whose sum is σ = 2341542431462871. Its totient is φ = 263543987522304.

The previous prime is 840073067552177. The next prime is 840073067552197. The reversal of 840073067552196 is 691255760370048.

The square root of 840073067552196 is 28984014.

It is a perfect power (a square), and thus also a powerful number.

840073067552196 is a `hidden beast` number, since 8 + 4 + 0 + 0 + 7 + 3 + 0 + 67 + 552 + 19 + 6 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 45205263992196 + 794867803560000 = 6723486^2 + 28193400^2 .

It is not an unprimeable number, because it can be changed into a prime (840073067552197) by changing a digit.

It is a polite number, since it can be written in 62 ways as a sum of consecutive naturals, for example, 26607309066 + ... + 26607340638.

It is a 1-persistent number, because it is pandigital, but 2⋅840073067552196 = 1680146135104392 is not.

Almost surely, 2^{840073067552196} is an apocalyptic number.

840073067552196 is the 28984014-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 840073067552196

840073067552196 is an abundant number, since it is smaller than the sum of its proper divisors (1501469363910675).

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

840073067552196 is an frugal number, since it uses more digits than its factorization.

840073067552196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63202 (or 31595 counting only the distinct ones).

The product of its (nonzero) digits is 76204800, while the sum is 63.

The spelling of 840073067552196 in words is "eight hundred forty trillion, seventy-three billion, sixty-seven million, five hundred fifty-two thousand, one hundred ninety-six".