972833066778 has 16 divisors (see below), whose sum is σ = 1965724548480. Its totient is φ = 320934619776.

The previous prime is 972833066771. The next prime is 972833066813. The reversal of 972833066778 is 877660338279.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (972833066771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 835766658 + ... + 835767821.

It is an arithmetic number, because the mean of its divisors is an integer number (122857784280).

Almost surely, 2^972833066778 is an apocalyptic number.

972833066778 is an abundant number, since it is smaller than the sum of its proper divisors (992891481702).

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

972833066778 is a wasteful number, since it uses less digits than its factorization.

972833066778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1671534581.

The product of its (nonzero) digits is 128024064, while the sum is 66.

The spelling of 972833066778 in words is "nine hundred seventy-two billion, eight hundred thirty-three million, sixty-six thousand, seven hundred seventy-eight".