82618195967 has 4 divisors (see below), whose sum is σ = 82621659120. Its totient is φ = 82614732816.

The previous prime is 82618195937. The next prime is 82618195969. The reversal of 82618195967 is 76959181628.

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

It is a cyclic number.

It is not a de Polignac number, because 82618195967 - 2¹² = 82618191871 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82618195969) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1695542 + ... + 1743587.

It is an arithmetic number, because the mean of its divisors is an integer number (20655414780).

Almost surely, 2^82618195967 is an apocalyptic number.

82618195967 is a deficient number, since it is larger than the sum of its proper divisors (3463153).

82618195967 is a wasteful number, since it uses less digits than its factorization.

82618195967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3463152.

The product of its digits is 13063680, while the sum is 62.

The spelling of 82618195967 in words is "eighty-two billion, six hundred eighteen million, one hundred ninety-five thousand, nine hundred sixty-seven".