1660795888 has 20 divisors (see below), whose sum is σ = 3218571280. Its totient is φ = 830196864.

The previous prime is 1660795859. The next prime is 1660795889. The reversal of 1660795888 is 8885970661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1660795889) 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, 73381 + ... + 93307.

It is an arithmetic number, because the mean of its divisors is an integer number (160928564).

Almost surely, 2^1660795888 is an apocalyptic number.

It is an amenable number.

1660795888 is a deficient number, since it is larger than the sum of its proper divisors (1557775392).

1660795888 is a wasteful number, since it uses less digits than its factorization.

1660795888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25144 (or 25138 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 58.

The square root of 1660795888 is about 40752.8635558288. The cubic root of 1660795888 is about 1184.2373481745.

The spelling of 1660795888 in words is "one billion, six hundred sixty million, seven hundred ninety-five thousand, eight hundred eighty-eight".