1641266706448 has 40 divisors (see below), whose sum is σ = 3183148229760. Its totient is φ = 819809464320.

The previous prime is 1641266706413. The next prime is 1641266706467. The reversal of 1641266706448 is 8446076621461.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95375061 + ... + 95392267.

It is an arithmetic number, because the mean of its divisors is an integer number (79578705744).

Almost surely, 2^{1641266706448} is an apocalyptic number.

It is an amenable number.

1641266706448 is a deficient number, since it is larger than the sum of its proper divisors (1541881523312).

1641266706448 is a wasteful number, since it uses less digits than its factorization.

1641266706448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22855 (or 22849 counting only the distinct ones).

The product of its (nonzero) digits is 9289728, while the sum is 55.

The spelling of 1641266706448 in words is "one trillion, six hundred forty-one billion, two hundred sixty-six million, seven hundred six thousand, four hundred forty-eight".