82275257017784 has 32 divisors (see below), whose sum is σ = 154637507306880. Its totient is φ = 41038635205344.

The previous prime is 82275257017781. The next prime is 82275257017819. The reversal of 82275257017784 is 48771075257228.

It is a self number, because there is not a number n which added to its sum of digits gives 82275257017784.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82275257017781) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11150459 + ... + 16996565.

It is an arithmetic number, because the mean of its divisors is an integer number (4832422103340).

Almost surely, 2^{82275257017784} is an apocalyptic number.

It is an amenable number.

82275257017784 is a deficient number, since it is larger than the sum of its proper divisors (72362250289096).

82275257017784 is a wasteful number, since it uses less digits than its factorization.

82275257017784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5850347 (or 5850343 counting only the distinct ones).

The product of its (nonzero) digits is 122931200, while the sum is 65.

The spelling of 82275257017784 in words is "eighty-two trillion, two hundred seventy-five billion, two hundred fifty-seven million, seventeen thousand, seven hundred eighty-four".