2641542663066 has 32 divisors (see below), whose sum is σ = 5589087936000. Its totient is φ = 829979544240.

The previous prime is 2641542663041. The next prime is 2641542663121. The reversal of 2641542663066 is 6603662451462.

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 15 ways as a sum of consecutive naturals, for example, 58196980 + ... + 58242351.

It is an arithmetic number, because the mean of its divisors is an integer number (174658998000).

Almost surely, 2^{2641542663066} is an apocalyptic number.

2641542663066 is an abundant number, since it is smaller than the sum of its proper divisors (2947545272934).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2641542663066 is a wasteful number, since it uses less digits than its factorization.

2641542663066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116439554.

The product of its (nonzero) digits is 7464960, while the sum is 51.

The spelling of 2641542663066 in words is "two trillion, six hundred forty-one billion, five hundred forty-two million, six hundred sixty-three thousand, sixty-six".