1204194580164 has 27 divisors (see below), whose sum is σ = 3043952943213. Its totient is φ = 401395998672.

The previous prime is 1204194580133. The next prime is 1204194580213. The reversal of 1204194580164 is 4610854914021.

The square root of 1204194580164 is 1097358.

It is a perfect power (a square), and thus also a powerful number.

1204194580164 is a `hidden beast` number, since 1 + 2 + 0 + 4 + 1 + 9 + 4 + 580 + 1 + 64 = 666.

It can be written as a sum of positive squares in only one way, i.e., 489818016900 + 714376563264 = 699870^2 + 845208^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 6492702 + ... + 6675594.

Almost surely, 2^{1204194580164} is an apocalyptic number.

1204194580164 is the 1097358-th square number.

It is an amenable number.

1204194580164 is an abundant number, since it is smaller than the sum of its proper divisors (1839758363049).

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

1204194580164 is an frugal number, since it uses more digits than its factorization.

1204194580164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365796 (or 182898 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 45.

The spelling of 1204194580164 in words is "one trillion, two hundred four billion, one hundred ninety-four million, five hundred eighty thousand, one hundred sixty-four".