652666014 has 288 divisors, whose sum is σ = 1986828480. Its totient is φ = 150543360.

The previous prime is 652665991. The next prime is 652666019. The reversal of 652666014 is 410666256.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 652666014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (652666019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 7333282 + ... + 7333370.

It is an arithmetic number, because the mean of its divisors is an integer number (6898710).

Almost surely, 2^652666014 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 652666014, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (993414240).

652666014 is an abundant number, since it is smaller than the sum of its proper divisors (1334162466).

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

652666014 is a wasteful number, since it uses less digits than its factorization.

652666014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176 (or 162 counting only the distinct ones).

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

The square root of 652666014 is about 25547.3289014723. The cubic root of 652666014 is about 867.4218004017.

It can be divided in two parts, 652 and 666014, that added together give a palindrome (666666).

The spelling of 652666014 in words is "six hundred fifty-two million, six hundred sixty-six thousand, fourteen".