650427798152196 has 81 divisors (see below), whose sum is σ = 1649160906700671. Its totient is φ = 216148776770304.

The previous prime is 650427798152191. The next prime is 650427798152221. The reversal of 650427798152196 is 691251897724056.

The square root of 650427798152196 is 25503486.

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

650427798152196 is a `hidden beast` number, since 6 + 5 + 0 + 4 + 2 + 7 + 7 + 9 + 8 + 1 + 521 + 96 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 63414369862596 + 587013428289600 = 7963314^2 + 24228360^2 .

It is a super-2 number, since 2×650427798152196² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (650427798152191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 51568042386 + ... + 51568054998.

Almost surely, 2^{650427798152196} is an apocalyptic number.

650427798152196 is the 25503486-th square number.

It is an amenable number.

650427798152196 is an abundant number, since it is smaller than the sum of its proper divisors (998733108548475).

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

650427798152196 is an frugal number, since it uses more digits than its factorization.

650427798152196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25910 (or 12955 counting only the distinct ones).

The product of its (nonzero) digits is 457228800, while the sum is 72.

The spelling of 650427798152196 in words is "six hundred fifty trillion, four hundred twenty-seven billion, seven hundred ninety-eight million, one hundred fifty-two thousand, one hundred ninety-six".