1077216705409 has 8 divisors (see below), whose sum is σ = 1174056391872. Its totient is φ = 982373713680.

The previous prime is 1077216705371. The next prime is 1077216705431. The reversal of 1077216705409 is 9045076127701.

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 1077216705409 - 2²⁵ = 1077183150977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1077216705709) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 499172557 + ... + 499174714.

It is an arithmetic number, because the mean of its divisors is an integer number (146757048984).

Almost surely, 2^{1077216705409} is an apocalyptic number.

It is an amenable number.

1077216705409 is a deficient number, since it is larger than the sum of its proper divisors (96839686463).

1077216705409 is an equidigital number, since it uses as much as digits as its factorization.

1077216705409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 998347367.

The product of its (nonzero) digits is 740880, while the sum is 49.

The spelling of 1077216705409 in words is "one trillion, seventy-seven billion, two hundred sixteen million, seven hundred five thousand, four hundred nine".