2640166121302 has 8 divisors (see below), whose sum is σ = 3967209199800. Its totient is φ = 1317763054704.

The previous prime is 2640166121297. The next prime is 2640166121311. The reversal of 2640166121302 is 2031216610462.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1160001552 + ... + 1160003827.

It is an arithmetic number, because the mean of its divisors is an integer number (495901149975).

Almost surely, 2^{2640166121302} is an apocalyptic number.

2640166121302 is a deficient number, since it is larger than the sum of its proper divisors (1327043078498).

2640166121302 is a wasteful number, since it uses less digits than its factorization.

2640166121302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2320005950.

The product of its (nonzero) digits is 20736, while the sum is 34.

The spelling of 2640166121302 in words is "two trillion, six hundred forty billion, one hundred sixty-six million, one hundred twenty-one thousand, three hundred two".