1163678775722 has 4 divisors (see below), whose sum is σ = 1745518163586. Its totient is φ = 581839387860.

The previous prime is 1163678775697. The next prime is 1163678775799. The reversal of 1163678775722 is 2275778763611.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 1025741558521 + 137937217201 = 1012789^2 + 371399^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 290919693929 + ... + 290919693932.

Almost surely, 2^{1163678775722} is an apocalyptic number.

1163678775722 is a deficient number, since it is larger than the sum of its proper divisors (581839387864).

1163678775722 is an equidigital number, since it uses as much as digits as its factorization.

1163678775722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 581839387863.

The product of its digits is 41489280, while the sum is 62.

The spelling of 1163678775722 in words is "one trillion, one hundred sixty-three billion, six hundred seventy-eight million, seven hundred seventy-five thousand, seven hundred twenty-two".