82618310408 has 32 divisors (see below), whose sum is σ = 158533277760. Its totient is φ = 40343029440.

The previous prime is 82618310407. The next prime is 82618310417. The reversal of 82618310408 is 80401381628.

It is a super-2 number, since 2×82618310408² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (82618310407) 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, 3927278 + ... + 3948258.

It is an arithmetic number, because the mean of its divisors is an integer number (4954164930).

Almost surely, 2^82618310408 is an apocalyptic number.

It is an amenable number.

82618310408 is a deficient number, since it is larger than the sum of its proper divisors (75914967352).

82618310408 is a wasteful number, since it uses less digits than its factorization.

82618310408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32477 (or 32473 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 41.

The spelling of 82618310408 in words is "eighty-two billion, six hundred eighteen million, three hundred ten thousand, four hundred eight".