1071336782916 has 45 divisors (see below), whose sum is σ = 2800734678511. Its totient is φ = 357106050648.

The previous prime is 1071336782897. The next prime is 1071336782933. The reversal of 1071336782916 is 6192876331701.

The square root of 1071336782916 is 1035054.

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

1071336782916 is a `hidden beast` number, since 10 + 7 + 1 + 336 + 7 + 8 + 291 + 6 = 666.

It is a super-2 number, since 2×1071336782916² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 18602221 + ... + 18659723.

Almost surely, 2^{1071336782916} is an apocalyptic number.

1071336782916 is the 1035054-th square number.

It is an amenable number.

1071336782916 is an abundant number, since it is smaller than the sum of its proper divisors (1729397895595).

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

1071336782916 is an frugal number, since it uses more digits than its factorization.

1071336782916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115022 (or 57508 counting only the distinct ones).

The product of its (nonzero) digits is 2286144, while the sum is 54.

The spelling of 1071336782916 in words is "one trillion, seventy-one billion, three hundred thirty-six million, seven hundred eighty-two thousand, nine hundred sixteen".