82471694045 has 8 divisors (see below), whose sum is σ = 106578804696. Its totient is φ = 60902174016.

The previous prime is 82471694033. The next prime is 82471694083. The reversal of 82471694045 is 54049617428.

It can be written as a sum of positive squares in 4 ways, for example, as 1074462841 + 81397231204 = 32779^2 + 285302^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 82471694045 - 2⁴ = 82471694029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 82471693984 and 82471694002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 634397582 + ... + 634397711.

It is an arithmetic number, because the mean of its divisors is an integer number (13322350587).

Almost surely, 2^82471694045 is an apocalyptic number.

It is an amenable number.

82471694045 is a deficient number, since it is larger than the sum of its proper divisors (24107110651).

82471694045 is a wasteful number, since it uses less digits than its factorization.

82471694045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1268795311.

The product of its (nonzero) digits is 1935360, while the sum is 50.

The spelling of 82471694045 in words is "eighty-two billion, four hundred seventy-one million, six hundred ninety-four thousand, forty-five".