660153415111378 has 8 divisors (see below), whose sum is σ = 1002764681182080. Its totient is φ = 325898521384020.

The previous prime is 660153415111373. The next prime is 660153415111481. The reversal of 660153415111378 is 873111514351066.

660153415111378 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not an unprimeable number, because it can be changed into a prime (660153415111373) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2089093085638 + ... + 2089093085953.

It is an arithmetic number, because the mean of its divisors is an integer number (125345585147760).

Almost surely, 2^{660153415111378} is an apocalyptic number.

660153415111378 is a deficient number, since it is larger than the sum of its proper divisors (342611266070702).

660153415111378 is a wasteful number, since it uses less digits than its factorization.

660153415111378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4178186171672.

The product of its (nonzero) digits is 1814400, while the sum is 52.

The spelling of 660153415111378 in words is "six hundred sixty trillion, one hundred fifty-three billion, four hundred fifteen million, one hundred eleven thousand, three hundred seventy-eight".