2001466622554 has 16 divisors (see below), whose sum is σ = 3462563491200. Its totient is φ = 849901946544.

The previous prime is 2001466622531. The next prime is 2001466622569. The reversal of 2001466622554 is 4552266641002.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2001466622554.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 655787014 + ... + 655790065.

It is an arithmetic number, because the mean of its divisors is an integer number (216410218200).

Almost surely, 2^{2001466622554} is an apocalyptic number.

2001466622554 is a deficient number, since it is larger than the sum of its proper divisors (1461096868646).

2001466622554 is a wasteful number, since it uses less digits than its factorization.

2001466622554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1311577197.

The product of its (nonzero) digits is 691200, while the sum is 43.

The spelling of 2001466622554 in words is "two trillion, one billion, four hundred sixty-six million, six hundred twenty-two thousand, five hundred fifty-four".