11544162225 has 12 divisors (see below), whose sum is σ = 19086348336. Its totient is φ = 6156886480.

The previous prime is 11544162181. The next prime is 11544162233. The reversal of 11544162225 is 52226144511.

It is a happy number.

It is not a de Polignac number, because 11544162225 - 2¹⁰ = 11544161201 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 76961007 + ... + 76961156.

It is an arithmetic number, because the mean of its divisors is an integer number (1590529028).

Almost surely, 2^11544162225 is an apocalyptic number.

11544162225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11544162225 is a deficient number, since it is larger than the sum of its proper divisors (7542186111).

11544162225 is a wasteful number, since it uses less digits than its factorization.

11544162225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153922176 (or 153922171 counting only the distinct ones).

The product of its digits is 19200, while the sum is 33.

The spelling of 11544162225 in words is "eleven billion, five hundred forty-four million, one hundred sixty-two thousand, two hundred twenty-five".