978256083796 has 12 divisors (see below), whose sum is σ = 1720818345652. Its totient is φ = 486593699328.

The previous prime is 978256083793. The next prime is 978256083811. The reversal of 978256083796 is 697380652879.

It can be written as a sum of positive squares in 2 ways, for example, as 297664083396 + 680592000400 = 545586^2 + 824980^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (978256083793) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 633584775 + ... + 633586318.

Almost surely, 2^978256083796 is an apocalyptic number.

It is an amenable number.

978256083796 is a deficient number, since it is larger than the sum of its proper divisors (742562261856).

978256083796 is a wasteful number, since it uses less digits than its factorization.

978256083796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1267171290 (or 1267171288 counting only the distinct ones).

The product of its (nonzero) digits is 274337280, while the sum is 70.

The spelling of 978256083796 in words is "nine hundred seventy-eight billion, two hundred fifty-six million, eighty-three thousand, seven hundred ninety-six".