1660672060 has 24 divisors (see below), whose sum is σ = 3488234400. Its totient is φ = 664112064.

The previous prime is 1660672049. The next prime is 1660672099. The reversal of 1660672060 is 602760661.

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, 117241 + ... + 130639.

It is an arithmetic number, because the mean of its divisors is an integer number (145343100).

Almost surely, 2^1660672060 is an apocalyptic number.

1660672060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1660672060 is an abundant number, since it is smaller than the sum of its proper divisors (1827562340).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1660672060 is a wasteful number, since it uses less digits than its factorization.

1660672060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19605 (or 19603 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 1660672060 is about 40751.3442723059. The cubic root of 1660672060 is about 1184.2079154212.

The spelling of 1660672060 in words is "one billion, six hundred sixty million, six hundred seventy-two thousand, sixty".