648770714 has 8 divisors (see below), whose sum is σ = 973477440. Its totient is φ = 324278236.

The previous prime is 648770693. The next prime is 648770719. The reversal of 648770714 is 417077846.

It is a happy number.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (648770719) 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, 45764 + ... + 58239.

It is an arithmetic number, because the mean of its divisors is an integer number (121684680).

Almost surely, 2^648770714 is an apocalyptic number.

648770714 is a deficient number, since it is larger than the sum of its proper divisors (324706726).

648770714 is a wasteful number, since it uses less digits than its factorization.

648770714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107124.

The product of its (nonzero) digits is 263424, while the sum is 44.

The square root of 648770714 is about 25470.9778767915. The cubic root of 648770714 is about 865.6926809310.

It can be divided in two parts, 64 and 8770714, that added together give a palindrome (8770778).

The spelling of 648770714 in words is "six hundred forty-eight million, seven hundred seventy thousand, seven hundred fourteen".