82471464026426 has 4 divisors (see below), whose sum is σ = 123707196039642. Its totient is φ = 41235732013212.

The previous prime is 82471464026327. The next prime is 82471464026449. The reversal of 82471464026426 is 62462046417428.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 58892194515625 + 23579269510801 = 7674125^2 + 4855849^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20617866006605 + ... + 20617866006608.

Almost surely, 2^{82471464026426} is an apocalyptic number.

82471464026426 is a deficient number, since it is larger than the sum of its proper divisors (41235732013216).

82471464026426 is a wasteful number, since it uses less digits than its factorization.

82471464026426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41235732013215.

The product of its (nonzero) digits is 24772608, while the sum is 56.

The spelling of 82471464026426 in words is "eighty-two trillion, four hundred seventy-one billion, four hundred sixty-four million, twenty-six thousand, four hundred twenty-six".