1200886612772 has 48 divisors (see below), whose sum is σ = 2620216916352. Its totient is φ = 467859924480.

The previous prime is 1200886612753. The next prime is 1200886612789. The reversal of 1200886612772 is 2772166880021.

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 1200886612772.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10270028 + ... + 10386300.

It is an arithmetic number, because the mean of its divisors is an integer number (54587852424).

Almost surely, 2^{1200886612772} is an apocalyptic number.

It is an amenable number.

1200886612772 is an abundant number, since it is smaller than the sum of its proper divisors (1419330303580).

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

1200886612772 is a wasteful number, since it uses less digits than its factorization.

1200886612772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149828 (or 149826 counting only the distinct ones).

The product of its (nonzero) digits is 903168, while the sum is 50.

The spelling of 1200886612772 in words is "one trillion, two hundred billion, eight hundred eighty-six million, six hundred twelve thousand, seven hundred seventy-two".