2651040543066 has 16 divisors (see below), whose sum is σ = 5361655032000. Its totient is φ = 873751190048.

The previous prime is 2651040543049. The next prime is 2651040543113. The reversal of 2651040543066 is 6603450401562.

2651040543066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 2482247166 + ... + 2482248233.

It is an arithmetic number, because the mean of its divisors is an integer number (335103439500).

Almost surely, 2^{2651040543066} is an apocalyptic number.

2651040543066 is an abundant number, since it is smaller than the sum of its proper divisors (2710614488934).

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

2651040543066 is a wasteful number, since it uses less digits than its factorization.

2651040543066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4964495493.

The product of its (nonzero) digits is 518400, while the sum is 42.

The spelling of 2651040543066 in words is "two trillion, six hundred fifty-one billion, forty million, five hundred forty-three thousand, sixty-six".