2064421633601 has 8 divisors (see below), whose sum is σ = 2128966497000. Its totient is φ = 2000552632960.

The previous prime is 2064421633597. The next prime is 2064421633609. The reversal of 2064421633601 is 1063361244602.

It can be written as a sum of positive squares in 4 ways, for example, as 328678623025 + 1735743010576 = 573305^2 + 1317476^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 2064421633601 - 2² = 2064421633597 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2064421633609) by changing a digit.

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, 168959486 + ... + 168971703.

It is an arithmetic number, because the mean of its divisors is an integer number (266120812125).

Almost surely, 2^{2064421633601} is an apocalyptic number.

It is an amenable number.

2064421633601 is a deficient number, since it is larger than the sum of its proper divisors (64544863399).

2064421633601 is a wasteful number, since it uses less digits than its factorization.

2064421633601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337931379.

The product of its (nonzero) digits is 124416, while the sum is 38.

The spelling of 2064421633601 in words is "two trillion, sixty-four billion, four hundred twenty-one million, six hundred thirty-three thousand, six hundred one".