82045740474 has 24 divisors (see below), whose sum is σ = 178188033972. Its totient is φ = 27283616640.

The previous prime is 82045740421. The next prime is 82045740481. The reversal of 82045740474 is 47404754028.

82045740474 is a `hidden beast` number, since 8 + 2 + 0 + 4 + 574 + 0 + 4 + 74 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 80149573449 + 1896167025 = 283107^2 + 43545^2 .

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 5405839 + ... + 5420994.

Almost surely, 2^82045740474 is an apocalyptic number.

82045740474 is an abundant number, since it is smaller than the sum of its proper divisors (96142293498).

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

82045740474 is a wasteful number, since it uses less digits than its factorization.

82045740474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10827262 (or 10827259 counting only the distinct ones).

The product of its (nonzero) digits is 1003520, while the sum is 45.

The spelling of 82045740474 in words is "eighty-two billion, forty-five million, seven hundred forty thousand, four hundred seventy-four".