1216714890304 has 63 divisors (see below), whose sum is σ = 2431506277567. Its totient is φ = 604082031104.

The previous prime is 1216714890283. The next prime is 1216714890331. The reversal of 1216714890304 is 4030984176121.

The square root of 1216714890304 is 1103048.

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

It can be written as a sum of positive squares in 4 ways, for example, as 244676643904 + 972038246400 = 494648^2 + 985920^2 .

It is a Duffinian number.

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, 1526618034 + ... + 1526618830.

Almost surely, 2^{1216714890304} is an apocalyptic number.

1216714890304 is the 1103048-th square number.

It is an amenable number.

1216714890304 is a deficient number, since it is larger than the sum of its proper divisors (1214791387263).

1216714890304 is an frugal number, since it uses more digits than its factorization.

1216714890304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1952 (or 972 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 46.

The spelling of 1216714890304 in words is "one trillion, two hundred sixteen billion, seven hundred fourteen million, eight hundred ninety thousand, three hundred four".