82775405056 has 40 divisors (see below), whose sum is σ = 165460040460. Its totient is φ = 41369960448.

The previous prime is 82775405047. The next prime is 82775405113. The reversal of 82775405056 is 65050457728.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 76751161600 + 6024243456 = 277040^2 + 77616^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1204060 + ... + 1270948.

Almost surely, 2^82775405056 is an apocalyptic number.

It is an amenable number.

82775405056 is a deficient number, since it is larger than the sum of its proper divisors (82684635404).

82775405056 is an equidigital number, since it uses as much as digits as its factorization.

82775405056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69324 (or 69308 counting only the distinct ones).

The product of its (nonzero) digits is 2352000, while the sum is 49.

The spelling of 82775405056 in words is "eighty-two billion, seven hundred seventy-five million, four hundred five thousand, fifty-six".