82513806473 has 8 divisors (see below), whose sum is σ = 94979922240. Its totient is φ = 70217298000.

The previous prime is 82513806443. The next prime is 82513806497. The reversal of 82513806473 is 37460831528.

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 82513806473 - 2⁶ = 82513806409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (82513806443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42400778 + ... + 42402723.

It is an arithmetic number, because the mean of its divisors is an integer number (11872490280).

Almost surely, 2^82513806473 is an apocalyptic number.

It is an amenable number.

82513806473 is a deficient number, since it is larger than the sum of its proper divisors (12466115767).

82513806473 is a wasteful number, since it uses less digits than its factorization.

82513806473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84803647.

The product of its (nonzero) digits is 967680, while the sum is 47.

The spelling of 82513806473 in words is "eighty-two billion, five hundred thirteen million, eight hundred six thousand, four hundred seventy-three".