626416065 has 64 divisors (see below), whose sum is σ = 1225946880. Its totient is φ = 300948480.

The previous prime is 626416061. The next prime is 626416067. The reversal of 626416065 is 560614626.

It is a happy number.

626416065 is a `hidden beast` number, since 6 + 2 + 6 + 41 + 606 + 5 = 666.

It is not a de Polignac number, because 626416065 - 2² = 626416061 is a prime.

It is not an unprimeable number, because it can be changed into a prime (626416061) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 165939 + ... + 169671.

It is an arithmetic number, because the mean of its divisors is an integer number (19155420).

Almost surely, 2^626416065 is an apocalyptic number.

It is an amenable number.

626416065 is a deficient number, since it is larger than the sum of its proper divisors (599530815).

626416065 is a wasteful number, since it uses less digits than its factorization.

626416065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3871 (or 3865 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 626416065 is about 25028.3052762268. The cubic root of 626416065 is about 855.6332028408.

The spelling of 626416065 in words is "six hundred twenty-six million, four hundred sixteen thousand, sixty-five".