2668690478002 has 16 divisors (see below), whose sum is σ = 4008439068480. Its totient is φ = 1332545201392.

The previous prime is 2668690477933. The next prime is 2668690478011. The reversal of 2668690478002 is 2008740968662.

2668690478002 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, 4706763 + ... + 5243185.

It is an arithmetic number, because the mean of its divisors is an integer number (250527441780).

Almost surely, 2^{2668690478002} is an apocalyptic number.

2668690478002 is a deficient number, since it is larger than the sum of its proper divisors (1339748590478).

2668690478002 is a wasteful number, since it uses less digits than its factorization.

2668690478002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 539777.

The product of its (nonzero) digits is 13934592, while the sum is 58.

The spelling of 2668690478002 in words is "two trillion, six hundred sixty-eight billion, six hundred ninety million, four hundred seventy-eight thousand, two".