1660414020 has 48 divisors (see below), whose sum is σ = 4652303040. Its totient is φ = 442477696.

The previous prime is 1660414013. The next prime is 1660414061. The reversal of 1660414020 is 204140661.

1660414020 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88594 + ... + 105686.

It is an arithmetic number, because the mean of its divisors is an integer number (96922980).

Almost surely, 2^1660414020 is an apocalyptic number.

1660414020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1660414020 is an abundant number, since it is smaller than the sum of its proper divisors (2991889020).

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

1660414020 is a wasteful number, since it uses less digits than its factorization.

1660414020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18724 (or 18722 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 1660414020 is about 40748.1781187822. The cubic root of 1660414020 is about 1184.1465770338.

Adding to 1660414020 its reverse (204140661), we get a palindrome (1864554681).

The spelling of 1660414020 in words is "one billion, six hundred sixty million, four hundred fourteen thousand, twenty".