1227756224063 has 4 divisors (see below), whose sum is σ = 1227766524480. Its totient is φ = 1227745923648.

The previous prime is 1227756224041. The next prime is 1227756224077. The reversal of 1227756224063 is 3604226577221.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1227756224063 - 2¹⁸ = 1227755961919 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1227756223999 and 1227756224017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1227756224033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4969298 + ... + 5210511.

It is an arithmetic number, because the mean of its divisors is an integer number (306941631120).

Almost surely, 2^{1227756224063} is an apocalyptic number.

1227756224063 is a deficient number, since it is larger than the sum of its proper divisors (10300417).

1227756224063 is a wasteful number, since it uses less digits than its factorization.

1227756224063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10300416.

The product of its (nonzero) digits is 1693440, while the sum is 47.

The spelling of 1227756224063 in words is "one trillion, two hundred twenty-seven billion, seven hundred fifty-six million, two hundred twenty-four thousand, sixty-three".