1188706342086 has 32 divisors (see below), whose sum is σ = 2651317171200. Its totient is φ = 394773319080.

The previous prime is 1188706342067. The next prime is 1188706342099. The reversal of 1188706342086 is 6802436078811.

1188706342086 is a `hidden beast` number, since 1 + 1 + 8 + 87 + 0 + 63 + 420 + 86 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40599906 + ... + 40629173.

It is an arithmetic number, because the mean of its divisors is an integer number (82853661600).

Almost surely, 2^{1188706342086} is an apocalyptic number.

1188706342086 is an abundant number, since it is smaller than the sum of its proper divisors (1462610829114).

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

1188706342086 is a wasteful number, since it uses less digits than its factorization.

1188706342086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81229361 (or 81229355 counting only the distinct ones).

The product of its (nonzero) digits is 3096576, while the sum is 54.

The spelling of 1188706342086 in words is "one trillion, one hundred eighty-eight billion, seven hundred six million, three hundred forty-two thousand, eighty-six".