82690037194218 has 128 divisors (see below), whose sum is σ = 183694516789248. Its totient is φ = 24700148388864.

The previous prime is 82690037194217. The next prime is 82690037194223. The reversal of 82690037194218 is 81249173009628.

82690037194218 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (82690037194217) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1349283805 + ... + 1349345087.

It is an arithmetic number, because the mean of its divisors is an integer number (1435113412416).

Almost surely, 2^{82690037194218} is an apocalyptic number.

82690037194218 is an abundant number, since it is smaller than the sum of its proper divisors (101004479595030).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82690037194218 is a wasteful number, since it uses less digits than its factorization.

82690037194218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68996.

The product of its (nonzero) digits is 10450944, while the sum is 60.

The spelling of 82690037194218 in words is "eighty-two trillion, six hundred ninety billion, thirty-seven million, one hundred ninety-four thousand, two hundred eighteen".