12361076747218 has 16 divisors (see below), whose sum is σ = 18615901580640. Its totient is φ = 6155777320000.

The previous prime is 12361076747209. The next prime is 12361076747221. The reversal of 12361076747218 is 81274767016321.

It is a happy number.

It is a super-2 number, since 2×12361076747218² (a number of 27 digits) contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24453738 + ... + 24954106.

It is an arithmetic number, because the mean of its divisors is an integer number (1163493848790).

Almost surely, 2^{12361076747218} is an apocalyptic number.

12361076747218 is a deficient number, since it is larger than the sum of its proper divisors (6254824833422).

12361076747218 is a wasteful number, since it uses less digits than its factorization.

12361076747218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 549833.

The product of its (nonzero) digits is 4741632, while the sum is 55.

The spelling of 12361076747218 in words is "twelve trillion, three hundred sixty-one billion, seventy-six million, seven hundred forty-seven thousand, two hundred eighteen".