660011046 has 8 divisors (see below), whose sum is σ = 1320022104. Its totient is φ = 220003680.

The previous prime is 660011041. The next prime is 660011119. The reversal of 660011046 is 640110066.

It is a sphenic number, since it is the product of 3 distinct primes.

660011046 is an admirable number.

It is a super-2 number, since 2×660011046² = 871229161684028232, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (660011041) 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, 55000915 + ... + 55000926.

It is an arithmetic number, because the mean of its divisors is an integer number (165002763).

Almost surely, 2^660011046 is an apocalyptic number.

660011046 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

660011046 is a wasteful number, since it uses less digits than its factorization.

660011046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110001846.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 660011046 is about 25690.6801389142. The cubic root of 660011046 is about 870.6636263109.

The spelling of 660011046 in words is "six hundred sixty million, eleven thousand, forty-six".