1177214603646 has 16 divisors (see below), whose sum is σ = 2354548794624. Its totient is φ = 392384936664.

The previous prime is 1177214603639. The next prime is 1177214603647. The reversal of 1177214603646 is 6463064127711.

It is a junction number, because it is equal to n+sod(n) for n = 1177214603595 and 1177214603604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1177214603647) 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, 4854580 + ... + 5091303.

It is an arithmetic number, because the mean of its divisors is an integer number (147159299664).

Almost surely, 2^{1177214603646} is an apocalyptic number.

1177214603646 is an abundant number, since it is smaller than the sum of its proper divisors (1177334190978).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1177214603646 is a wasteful number, since it uses less digits than its factorization.

1177214603646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9965615.

The product of its (nonzero) digits is 1016064, while the sum is 48.

The spelling of 1177214603646 in words is "one trillion, one hundred seventy-seven billion, two hundred fourteen million, six hundred three thousand, six hundred forty-six".