30446102664421 has 4 divisors (see below), whose sum is σ = 30457736638252. Its totient is φ = 30434468690592.

The previous prime is 30446102664413. The next prime is 30446102664443. The reversal of 30446102664421 is 12446620164403.

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

It can be written as a sum of positive squares in 2 ways, for example, as 26814676967521 + 3631425696900 = 5178289^2 + 1905630^2 .

It is a cyclic number.

It is not a de Polignac number, because 30446102664421 - 2³ = 30446102664413 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 (30446102664521) 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, 5816982990 + ... + 5816988223.

It is an arithmetic number, because the mean of its divisors is an integer number (7614434159563).

Almost surely, 2^{30446102664421} is an apocalyptic number.

It is an amenable number.

30446102664421 is a deficient number, since it is larger than the sum of its proper divisors (11633973831).

30446102664421 is a wasteful number, since it uses less digits than its factorization.

30446102664421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11633973830.

The product of its (nonzero) digits is 663552, while the sum is 43.

The spelling of 30446102664421 in words is "thirty trillion, four hundred forty-six billion, one hundred two million, six hundred sixty-four thousand, four hundred twenty-one".