82466272044891 has 40 divisors (see below), whose sum is σ = 141349891947264. Its totient is φ = 46935840582000.

The previous prime is 82466272044809. The next prime is 82466272044911. The reversal of 82466272044891 is 19844027266428.

It is a happy number.

82466272044891 is a `hidden beast` number, since 8 + 2 + 4 + 66 + 27 + 20 + 448 + 91 = 666.

82466272044891 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 82466272044891 - 2¹⁷ = 82466271913819 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (82466272044491) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 289585095 + ... + 289869728.

Almost surely, 2^{82466272044891} is an apocalyptic number.

82466272044891 is a gapful number since it is divisible by the number (81) formed by its first and last digit.

82466272044891 is a deficient number, since it is larger than the sum of its proper divisors (58883619902373).

82466272044891 is a wasteful number, since it uses less digits than its factorization.

82466272044891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 579455093 (or 579455084 counting only the distinct ones).

The product of its (nonzero) digits is 74317824, while the sum is 63.

The spelling of 82466272044891 in words is "eighty-two trillion, four hundred sixty-six billion, two hundred seventy-two million, forty-four thousand, eight hundred ninety-one".