82057218353 has 16 divisors (see below), whose sum is σ = 90363081600. Its totient is φ = 73892753280.

The previous prime is 82057218241. The next prime is 82057218367. The reversal of 82057218353 is 35381275028.

It is a cyclic number.

It is not a de Polignac number, because 82057218353 - 2⁸ = 82057218097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (82057218653) 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, 5890925 + ... + 5904837.

It is an arithmetic number, because the mean of its divisors is an integer number (5647692600).

Almost surely, 2^82057218353 is an apocalyptic number.

It is an amenable number.

82057218353 is a deficient number, since it is larger than the sum of its proper divisors (8305863247).

82057218353 is a wasteful number, since it uses less digits than its factorization.

82057218353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18952.

The product of its (nonzero) digits is 403200, while the sum is 44.

The spelling of 82057218353 in words is "eighty-two billion, fifty-seven million, two hundred eighteen thousand, three hundred fifty-three".