12164225555 has 8 divisors (see below), whose sum is σ = 14597870544. Its totient is φ = 9730847200.

The previous prime is 12164225519. The next prime is 12164225573. The reversal of 12164225555 is 55552246121.

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

It is not a de Polignac number, because 12164225555 - 2¹⁰ = 12164224531 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53360 + ... + 164850.

It is an arithmetic number, because the mean of its divisors is an integer number (1824733818).

Almost surely, 2^12164225555 is an apocalyptic number.

12164225555 is a deficient number, since it is larger than the sum of its proper divisors (2433644989).

12164225555 is a wasteful number, since it uses less digits than its factorization.

12164225555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133317.

The product of its digits is 120000, while the sum is 38.

The spelling of 12164225555 in words is "twelve billion, one hundred sixty-four million, two hundred twenty-five thousand, five hundred fifty-five".