1077717121648 has 10 divisors (see below), whose sum is σ = 2088076923224. Its totient is φ = 538858560816.

The previous prime is 1077717121633. The next prime is 1077717121673. The reversal of 1077717121648 is 8461217177701.

It is a happy number.

It is a super-2 number, since 2×1077717121648² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1077717121595 and 1077717121604.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 33678660036 + ... + 33678660067.

Almost surely, 2^{1077717121648} is an apocalyptic number.

It is an amenable number.

1077717121648 is a deficient number, since it is larger than the sum of its proper divisors (1010359801576).

1077717121648 is an equidigital number, since it uses as much as digits as its factorization.

1077717121648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67357320111 (or 67357320105 counting only the distinct ones).

The product of its (nonzero) digits is 921984, while the sum is 52.

The spelling of 1077717121648 in words is "one trillion, seventy-seven billion, seven hundred seventeen million, one hundred twenty-one thousand, six hundred forty-eight".