3822599406818 has 4 divisors (see below), whose sum is σ = 5733899110230. Its totient is φ = 1911299703408.

The previous prime is 3822599406817. The next prime is 3822599406881. The reversal of 3822599406818 is 8186049952283.

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

It can be written as a sum of positive squares in only one way, i.e., 3777709238689 + 44890168129 = 1943633^2 + 211873^2 .

It is a super-2 number, since 2×3822599406818² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3822599406811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 955649851703 + ... + 955649851706.

Almost surely, 2^{3822599406818} is an apocalyptic number.

3822599406818 is a deficient number, since it is larger than the sum of its proper divisors (1911299703412).

3822599406818 is a wasteful number, since it uses less digits than its factorization.

3822599406818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1911299703411.

The product of its (nonzero) digits is 59719680, while the sum is 65.

The spelling of 3822599406818 in words is "three trillion, eight hundred twenty-two billion, five hundred ninety-nine million, four hundred six thousand, eight hundred eighteen".