1012287873666 has 16 divisors (see below), whose sum is σ = 2031884688384. Its totient is φ = 336211134384.

The previous prime is 1012287873637. The next prime is 1012287873683. The reversal of 1012287873666 is 6663787822101.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 304537410 + ... + 304540733.

It is an arithmetic number, because the mean of its divisors is an integer number (126992793024).

Almost surely, 2^{1012287873666} is an apocalyptic number.

1012287873666 is an abundant number, since it is smaller than the sum of its proper divisors (1019596814718).

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

1012287873666 is a wasteful number, since it uses less digits than its factorization.

1012287873666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 609078425.

The product of its (nonzero) digits is 8128512, while the sum is 57.

The spelling of 1012287873666 in words is "one trillion, twelve billion, two hundred eighty-seven million, eight hundred seventy-three thousand, six hundred sixty-six".