12356911244468 has 18 divisors (see below), whose sum is σ = 25155140748066. Its totient is φ = 5295819104688.

The previous prime is 12356911244443. The next prime is 12356911244477. The reversal of 12356911244468 is 86444211965321.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 6700704999184 + 5656206245284 = 2588572^2 + 2378278^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 31522732571 + ... + 31522732962.

It is an arithmetic number, because the mean of its divisors is an integer number (1397507819337).

Almost surely, 2^{12356911244468} is an apocalyptic number.

It is an amenable number.

12356911244468 is an abundant number, since it is smaller than the sum of its proper divisors (12798229503598).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12356911244468 is a wasteful number, since it uses less digits than its factorization.

12356911244468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63045465551 (or 63045465542 counting only the distinct ones).

The product of its digits is 9953280, while the sum is 56.

The spelling of 12356911244468 in words is "twelve trillion, three hundred fifty-six billion, nine hundred eleven million, two hundred forty-four thousand, four hundred sixty-eight".