6634436344366 has 4 divisors (see below), whose sum is σ = 9951654516552. Its totient is φ = 3317218172182.

The previous prime is 6634436344331. The next prime is 6634436344379.

It is a happy number.

6634436344366 is nontrivially palindromic in base 10.

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

It is a self number, because there is not a number n which added to its sum of digits gives 6634436344366.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1658609086090 + ... + 1658609086093.

It is an arithmetic number, because the mean of its divisors is an integer number (2487913629138).

Almost surely, 2^{6634436344366} is an apocalyptic number.

6634436344366 is a deficient number, since it is larger than the sum of its proper divisors (3317218172186).

6634436344366 is a wasteful number, since it uses less digits than its factorization.

6634436344366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3317218172185.

The product of its digits is 161243136, while the sum is 58.

The spelling of 6634436344366 in words is "six trillion, six hundred thirty-four billion, four hundred thirty-six million, three hundred forty-four thousand, three hundred sixty-six".