82773182645946 has 72 divisors (see below), whose sum is σ = 194636995596576. Its totient is φ = 25411179811680.

The previous prime is 82773182645939. The next prime is 82773182645971. The reversal of 82773182645946 is 64954628137728.

82773182645946 is a `hidden beast` number, since 8 + 2 + 7 + 7 + 3 + 1 + 8 + 26 + 4 + 594 + 6 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 29363590 + ... + 32058801.

It is an arithmetic number, because the mean of its divisors is an integer number (2703291605508).

Almost surely, 2^{82773182645946} is an apocalyptic number.

82773182645946 is an abundant number, since it is smaller than the sum of its proper divisors (111863812950630).

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

82773182645946 is a wasteful number, since it uses less digits than its factorization.

82773182645946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61422868 (or 61422852 counting only the distinct ones).

The product of its digits is 975421440, while the sum is 72.

The spelling of 82773182645946 in words is "eighty-two trillion, seven hundred seventy-three billion, one hundred eighty-two million, six hundred forty-five thousand, nine hundred forty-six".