4160661072 has 40 divisors (see below), whose sum is σ = 10810525344. Its totient is φ = 1378867584.

The previous prime is 4160661053. The next prime is 4160661083. The reversal of 4160661072 is 2701660614.

It is a super-2 number, since 2×4160661072² = 34622201112112378368, which contains 22 as substring.

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, 242218 + ... + 258825.

Almost surely, 2^4160661072 is an apocalyptic number.

It is an amenable number.

4160661072 is an abundant number, since it is smaller than the sum of its proper divisors (6649864272).

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

4160661072 is a wasteful number, since it uses less digits than its factorization.

4160661072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 501227 (or 501221 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 4160661072 is about 64503.1865259384. The cubic root of 4160661072 is about 1608.3754908855.

The spelling of 4160661072 in words is "four billion, one hundred sixty million, six hundred sixty-one thousand, seventy-two".