660062513 has 8 divisors (see below), whose sum is σ = 736814496. Its totient is φ = 586101600.

The previous prime is 660062497. The next prime is 660062531. The reversal of 660062513 is 315260066.

660062513 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 660062513 - 2⁴ = 660062497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (660062113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 697268 + ... + 698213.

It is an arithmetic number, because the mean of its divisors is an integer number (92101812).

Almost surely, 2^660062513 is an apocalyptic number.

It is an amenable number.

660062513 is a deficient number, since it is larger than the sum of its proper divisors (76751983).

660062513 is a wasteful number, since it uses less digits than its factorization.

660062513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1395535.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 660062513 is about 25691.6817861346. The cubic root of 660062513 is about 870.6862568817.

The spelling of 660062513 in words is "six hundred sixty million, sixty-two thousand, five hundred thirteen".