11045156445 has 48 divisors (see below), whose sum is σ = 20285199792. Its totient is φ = 5540382720.

The previous prime is 11045156407. The next prime is 11045156497. The reversal of 11045156445 is 54465154011.

11045156445 is a `hidden beast` number, since 1 + 1 + 0 + 4 + 5 + 1 + 5 + 644 + 5 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 2077445241 + 8967711204 = 45579^2 + 94698^2 .

It is not a de Polignac number, because 11045156445 - 2⁸ = 11045156189 is a prime.

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 1327719 + ... + 1336011.

It is an arithmetic number, because the mean of its divisors is an integer number (422608329).

Almost surely, 2^11045156445 is an apocalyptic number.

11045156445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11045156445 is a deficient number, since it is larger than the sum of its proper divisors (9240043347).

11045156445 is a wasteful number, since it uses less digits than its factorization.

11045156445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10062 (or 10059 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 36.

The spelling of 11045156445 in words is "eleven billion, forty-five million, one hundred fifty-six thousand, four hundred forty-five".