1201246688196 has 81 divisors (see below), whose sum is σ = 3121402115559. Its totient is φ = 389514607488.

The previous prime is 1201246688153. The next prime is 1201246688207. The reversal of 1201246688196 is 6918866421021.

The square root of 1201246688196 is 1096014.

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

1201246688196 is a `hidden beast` number, since 1 + 2 + 0 + 12 + 466 + 8 + 81 + 96 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 173294033796 + 1027952654400 = 416286^2 + 1013880^2 .

It is an unprimeable number.

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, 243312640 + ... + 243317576.

Almost surely, 2^{1201246688196} is an apocalyptic number.

1201246688196 is the 1096014-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1201246688196

1201246688196 is an abundant number, since it is smaller than the sum of its proper divisors (1920155427363).

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

1201246688196 is an frugal number, since it uses more digits than its factorization.

1201246688196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9958 (or 4979 counting only the distinct ones).

The product of its (nonzero) digits is 1990656, while the sum is 54.

The spelling of 1201246688196 in words is "one trillion, two hundred one billion, two hundred forty-six million, six hundred eighty-eight thousand, one hundred ninety-six".