1213799152086 has 12 divisors (see below), whose sum is σ = 2629898162892. Its totient is φ = 404599717356.

The previous prime is 1213799152009. The next prime is 1213799152099. The reversal of 1213799152086 is 6802519973121.

It is a happy number.

1213799152086 is a `hidden beast` number, since 1 + 2 + 1 + 37 + 9 + 9 + 1 + 520 + 86 = 666.

It is a congruent number.

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 5 ways as a sum of consecutive naturals, for example, 33716643096 + ... + 33716643131.

It is an arithmetic number, because the mean of its divisors is an integer number (219158180241).

Almost surely, 2^{1213799152086} is an apocalyptic number.

1213799152086 is an abundant number, since it is smaller than the sum of its proper divisors (1416099010806).

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

1213799152086 is a wasteful number, since it uses less digits than its factorization.

1213799152086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67433286235 (or 67433286232 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 54.

The spelling of 1213799152086 in words is "one trillion, two hundred thirteen billion, seven hundred ninety-nine million, one hundred fifty-two thousand, eighty-six".