1660134264655 has 8 divisors (see below), whose sum is σ = 1994432686272. Its totient is φ = 1326593032608.

The previous prime is 1660134264641. The next prime is 1660134264661. The reversal of 1660134264655 is 5564624310661.

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

It is a cyclic number.

It is not a de Polignac number, because 1660134264655 - 2⁵ = 1660134264623 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1660134264599 and 1660134264608.

It is a congruent number.

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, 189292567 + ... + 189301336.

It is an arithmetic number, because the mean of its divisors is an integer number (249304085784).

Almost surely, 2^{1660134264655} is an apocalyptic number.

1660134264655 is a deficient number, since it is larger than the sum of its proper divisors (334298421617).

1660134264655 is an equidigital number, since it uses as much as digits as its factorization.

1660134264655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378594785.

The product of its (nonzero) digits is 3110400, while the sum is 49.

The spelling of 1660134264655 in words is "one trillion, six hundred sixty billion, one hundred thirty-four million, two hundred sixty-four thousand, six hundred fifty-five".