11116625445 has 12 divisors (see below), whose sum is σ = 19268817516. Its totient is φ = 5928866880.

The previous prime is 11116625437. The next prime is 11116625459. The reversal of 11116625445 is 54452661111.

11116625445 is a `hidden beast` number, since 1 + 11 + 16 + 625 + 4 + 4 + 5 = 666.

11116625445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 8460872289 + 2655753156 = 91983^2 + 51534^2 .

It is not a de Polignac number, because 11116625445 - 2³ = 11116625437 is a prime.

It is a super-2 number, since 2×11116625445² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 123518016 + ... + 123518105.

It is an arithmetic number, because the mean of its divisors is an integer number (1605734793).

Almost surely, 2^11116625445 is an apocalyptic number.

11116625445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11116625445 is a deficient number, since it is larger than the sum of its proper divisors (8152192071).

11116625445 is a wasteful number, since it uses less digits than its factorization.

11116625445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247036132 (or 247036129 counting only the distinct ones).

The product of its digits is 28800, while the sum is 36.

The spelling of 11116625445 in words is "eleven billion, one hundred sixteen million, six hundred twenty-five thousand, four hundred forty-five".