1200666610496 has 28 divisors (see below), whose sum is σ = 2394667108548. Its totient is φ = 597285921792.

The previous prime is 1200666610489. The next prime is 1200666610499. The reversal of 1200666610496 is 6940166660021.

It can be written as a sum of positive squares in 2 ways, for example, as 919834446400 + 280832164096 = 959080^2 + 529936^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1200666610496.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200666610499) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47602661 + ... + 47627876.

Almost surely, 2^{1200666610496} is an apocalyptic number.

1200666610496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1200666610496 is a deficient number, since it is larger than the sum of its proper divisors (1194000498052).

1200666610496 is an equidigital number, since it uses as much as digits as its factorization.

1200666610496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95230746 (or 95230736 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 47.

The spelling of 1200666610496 in words is "one trillion, two hundred billion, six hundred sixty-six million, six hundred ten thousand, four hundred ninety-six".