1199842086651 has 16 divisors (see below), whose sum is σ = 1726034772000. Its totient is φ = 736999534080.

The previous prime is 1199842086529. The next prime is 1199842086691. The reversal of 1199842086651 is 1566802489911.

It is not a de Polignac number, because 1199842086651 - 2¹¹ = 1199842084603 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1199842086691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28412526 + ... + 28454723.

It is an arithmetic number, because the mean of its divisors is an integer number (107877173250).

Almost surely, 2^{1199842086651} is an apocalyptic number.

1199842086651 is a deficient number, since it is larger than the sum of its proper divisors (526192685349).

1199842086651 is a wasteful number, since it uses less digits than its factorization.

1199842086651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56867806.

The product of its (nonzero) digits is 7464960, while the sum is 60.

The spelling of 1199842086651 in words is "one trillion, one hundred ninety-nine billion, eight hundred forty-two million, eighty-six thousand, six hundred fifty-one".