660400114 has 16 divisors (see below), whose sum is σ = 1092800160. Its totient is φ = 296808160.

The previous prime is 660400109. The next prime is 660400123. The reversal of 660400114 is 411004066.

It is a super-2 number, since 2×660400114² = 872256621142425992, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 166684 + ... + 170599.

It is an arithmetic number, because the mean of its divisors is an integer number (68300010).

Almost surely, 2^660400114 is an apocalyptic number.

660400114 is a deficient number, since it is larger than the sum of its proper divisors (432400046).

660400114 is a wasteful number, since it uses less digits than its factorization.

660400114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337385.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 660400114 is about 25698.2511856352. The cubic root of 660400114 is about 870.8346743649.

The spelling of 660400114 in words is "six hundred sixty million, four hundred thousand, one hundred fourteen".