12195145355 has 8 divisors (see below), whose sum is σ = 14643290592. Its totient is φ = 9750038848.

The previous prime is 12195145301. The next prime is 12195145363. The reversal of 12195145355 is 55354159121.

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

It is a cyclic number.

It is not a de Polignac number, because 12195145355 - 2¹⁰ = 12195144331 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, 750842 + ... + 766911.

It is an arithmetic number, because the mean of its divisors is an integer number (1830411324).

Almost surely, 2^12195145355 is an apocalyptic number.

12195145355 is a deficient number, since it is larger than the sum of its proper divisors (2448145237).

12195145355 is a wasteful number, since it uses less digits than its factorization.

12195145355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1519365.

The product of its digits is 135000, while the sum is 41.

The spelling of 12195145355 in words is "twelve billion, one hundred ninety-five million, one hundred forty-five thousand, three hundred fifty-five".