1222187776463 has 8 divisors (see below), whose sum is σ = 1226197305216. Its totient is φ = 1218178759000.

The previous prime is 1222187776457. The next prime is 1222187776487. The reversal of 1222187776463 is 3646777812221.

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 1222187776463 - 2¹² = 1222187772367 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1222187776399 and 1222187776408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222187776423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4996820 + ... + 5235702.

It is an arithmetic number, because the mean of its divisors is an integer number (153274663152).

Almost surely, 2^{1222187776463} is an apocalyptic number.

1222187776463 is a deficient number, since it is larger than the sum of its proper divisors (4009528753).

1222187776463 is a wasteful number, since it uses less digits than its factorization.

1222187776463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255645.

The product of its digits is 9483264, while the sum is 56.

The spelling of 1222187776463 in words is "one trillion, two hundred twenty-two billion, one hundred eighty-seven million, seven hundred seventy-six thousand, four hundred sixty-three".