1660016252 has 12 divisors (see below), whose sum is σ = 2937669840. Its totient is φ = 820682016.

The previous prime is 1660016251. The next prime is 1660016261. The reversal of 1660016252 is 2526100661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1660016251) 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, 2331128 + ... + 2331839.

It is an arithmetic number, because the mean of its divisors is an integer number (244805820).

Almost surely, 2^1660016252 is an apocalyptic number.

It is an amenable number.

1660016252 is a deficient number, since it is larger than the sum of its proper divisors (1277653588).

1660016252 is a wasteful number, since it uses less digits than its factorization.

1660016252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4663060 (or 4663058 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 1660016252 is about 40743.2970192644. The cubic root of 1660016252 is about 1184.0520116167.

The spelling of 1660016252 in words is "one billion, six hundred sixty million, sixteen thousand, two hundred fifty-two".