11166420599 has 8 divisors (see below), whose sum is σ = 11447377920. Its totient is φ = 10887270616.

The previous prime is 11166420571. The next prime is 11166420611. The reversal of 11166420599 is 99502466111.

11166420599 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11166420599 - 2²⁴ = 11149643383 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11166420509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 439319 + ... + 464040.

It is an arithmetic number, because the mean of its divisors is an integer number (1430922240).

Almost surely, 2^11166420599 is an apocalyptic number.

11166420599 is a deficient number, since it is larger than the sum of its proper divisors (280957321).

11166420599 is an equidigital number, since it uses as much as digits as its factorization.

11166420599 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 903669.

The product of its (nonzero) digits is 116640, while the sum is 44.

The spelling of 11166420599 in words is "eleven billion, one hundred sixty-six million, four hundred twenty thousand, five hundred ninety-nine".