12025423442465 has 16 divisors (see below), whose sum is σ = 14552496953280. Its totient is φ = 9539132391360.

The previous prime is 12025423442441. The next prime is 12025423442489. The reversal of 12025423442465 is 56424432452021.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (12025423442441) and next prime (12025423442489).

It is not a de Polignac number, because 12025423442465 - 2⁸ = 12025423442209 is a prime.

It is a super-3 number, since 3×12025423442465³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6664259 + ... + 8274248.

It is an arithmetic number, because the mean of its divisors is an integer number (909531059580).

Almost surely, 2^{12025423442465} is an apocalyptic number.

It is an amenable number.

12025423442465 is a deficient number, since it is larger than the sum of its proper divisors (2527073510815).

12025423442465 is a wasteful number, since it uses less digits than its factorization.

12025423442465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14939872.

The product of its (nonzero) digits is 1843200, while the sum is 44.

Adding to 12025423442465 its reverse (56424432452021), we get a palindrome (68449855894486).

The spelling of 12025423442465 in words is "twelve trillion, twenty-five billion, four hundred twenty-three million, four hundred forty-two thousand, four hundred sixty-five".