82773942964672 has 14 divisors (see below), whose sum is σ = 164254543070648. Its totient is φ = 41386971482304.

The previous prime is 82773942964627. The next prime is 82773942964673. The reversal of 82773942964672 is 27646924937728.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82773942964673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 646671429348 + ... + 646671429475.

Almost surely, 2^{82773942964672} is an apocalyptic number.

It is an amenable number.

82773942964672 is a deficient number, since it is larger than the sum of its proper divisors (81480600105976).

82773942964672 is a wasteful number, since it uses less digits than its factorization.

82773942964672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1293342858835 (or 1293342858825 counting only the distinct ones).

The product of its digits is 3072577536, while the sum is 76.

The spelling of 82773942964672 in words is "eighty-two trillion, seven hundred seventy-three billion, nine hundred forty-two million, nine hundred sixty-four thousand, six hundred seventy-two".