660602871383 has 64 divisors (see below), whose sum is σ = 861868600320. Its totient is φ = 492457439232.

The previous prime is 660602871371. The next prime is 660602871443. The reversal of 660602871383 is 383178206066.

It is a cyclic number.

It is not a de Polignac number, because 660602871383 - 2⁶ = 660602871319 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (660602871883) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13284935 + ... + 13334567.

It is an arithmetic number, because the mean of its divisors is an integer number (13466696880).

Almost surely, 2^660602871383 is an apocalyptic number.

660602871383 is a deficient number, since it is larger than the sum of its proper divisors (201265728937).

660602871383 is a wasteful number, since it uses less digits than its factorization.

660602871383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49816.

The product of its (nonzero) digits is 1741824, while the sum is 50.

The spelling of 660602871383 in words is "six hundred sixty billion, six hundred two million, eight hundred seventy-one thousand, three hundred eighty-three".