1170789644997 has 12 divisors (see below), whose sum is σ = 1932732112480. Its totient is φ = 669022654248.

The previous prime is 1170789644939. The next prime is 1170789645001. The reversal of 1170789644997 is 7994469870711.

1170789644997 is a `hidden beast` number, since 1 + 1 + 7 + 0 + 7 + 8 + 96 + 449 + 97 = 666.

It is not a de Polignac number, because 1170789644997 - 2¹⁵ = 1170789612229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1170789644897) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9291981247 + ... + 9291981372.

Almost surely, 2^{1170789644997} is an apocalyptic number.

It is an amenable number.

1170789644997 is a deficient number, since it is larger than the sum of its proper divisors (761942467483).

1170789644997 is a wasteful number, since it uses less digits than its factorization.

1170789644997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18583962632 (or 18583962629 counting only the distinct ones).

The product of its (nonzero) digits is 192036096, while the sum is 72.

The spelling of 1170789644997 in words is "one trillion, one hundred seventy billion, seven hundred eighty-nine million, six hundred forty-four thousand, nine hundred ninety-seven".