6330405640445 has 8 divisors (see below), whose sum is σ = 7725240781920. Its totient is φ = 4978488503440.

The previous prime is 6330405640423. The next prime is 6330405640451. The reversal of 6330405640445 is 5440465040336.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6330405640445 - 2¹⁰ = 6330405639421 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6330405640396 and 6330405640405.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10729500791 + ... + 10729501380.

It is an arithmetic number, because the mean of its divisors is an integer number (965655097740).

Almost surely, 2^{6330405640445} is an apocalyptic number.

It is an amenable number.

6330405640445 is a deficient number, since it is larger than the sum of its proper divisors (1394835141475).

6330405640445 is a wasteful number, since it uses less digits than its factorization.

6330405640445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21459002235.

The product of its (nonzero) digits is 2073600, while the sum is 44.

The spelling of 6330405640445 in words is "six trillion, three hundred thirty billion, four hundred five million, six hundred forty thousand, four hundred forty-five".