82447366374429 has 16 divisors (see below), whose sum is σ = 129966291822720. Its totient is φ = 45488202137280.

The previous prime is 82447366374419. The next prime is 82447366374431. The reversal of 82447366374429 is 92447366374428.

It is not a de Polignac number, because 82447366374429 - 2⁴ = 82447366374413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82447366374419) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67690776382 + ... + 67690777599.

It is an arithmetic number, because the mean of its divisors is an integer number (8122893238920).

Almost surely, 2^{82447366374429} is an apocalyptic number.

It is an amenable number.

82447366374429 is a deficient number, since it is larger than the sum of its proper divisors (47518925448291).

82447366374429 is a wasteful number, since it uses less digits than its factorization.

82447366374429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135381554020.

The product of its digits is 1170505728, while the sum is 69.

Subtracting 82447366374429 from its reverse (92447366374428), we obtain a palindrome (9999999999999).

The spelling of 82447366374429 in words is "eighty-two trillion, four hundred forty-seven billion, three hundred sixty-six million, three hundred seventy-four thousand, four hundred twenty-nine".