12100459599 has 12 divisors (see below), whose sum is σ = 17553459456. Its totient is φ = 8032349472.

The previous prime is 12100459573. The next prime is 12100459661. The reversal of 12100459599 is 99595400121.

12100459599 is a `hidden beast` number, since 1 + 2 + 1 + 0 + 0 + 4 + 59 + 599 = 666.

It is not a de Polignac number, because 12100459599 - 2¹⁹ = 12099935311 is a prime.

It is a super-2 number, since 2×12100459599² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12100459199) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 2883087 + ... + 2887280.

It is an arithmetic number, because the mean of its divisors is an integer number (1462788288).

Almost surely, 2^12100459599 is an apocalyptic number.

12100459599 is a deficient number, since it is larger than the sum of its proper divisors (5452999857).

12100459599 is a wasteful number, since it uses less digits than its factorization.

12100459599 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5770606 (or 5770603 counting only the distinct ones).

The product of its (nonzero) digits is 145800, while the sum is 45.

The spelling of 12100459599 in words is "twelve billion, one hundred million, four hundred fifty-nine thousand, five hundred ninety-nine".